## Number of possible password combinations

a-z = **26 characters**

A-Z = **26 characters**

0-9 = **10 characters**

Punctuation = !”#$&'()*+,-./:;<=>?@

**31 characters**

Number of possible passwords a-z A-Z 0-9 & punctuation

(alphabet lower case + upper case + numeric + punctuation)

a-z + A-Z + 0-9 + punctuation + **1 character password** = 26 + 26 + 10 + 31 at the power of 1 = **93**

a-z + A-Z + 0-9 + punctuation + **2 character password** = 26 + 26 + 10 + 31 at the power of 2 = 93 at the power of 2 = **8,649**

a-z + A-Z + 0-9 + punctuation + **3 character password** = 26 + 26 + 10 + 31 at the power of 3 = 93 at the power of 3 = **804,357**

a-z + A-Z + 0-9 + punctuation + **4 character password** = 26 + 26 + 10 + 31 at the power of 4 = 93 at the power of 4 = **74,805,201**

a-z + A-Z + 0-9 + punctuation + **5 character password** = 26 + 26 + 10 + 31 at the power of 5 = 93 at the power of 5 = **6,956,883,693**

a-z + A-Z + 0-9 + punctuation + **6 character password** = 26 + 26 + 10 + 31 at the power of 6 = 93 at the power of 6 = **646,990,183,449**

a-z + A-Z + 0-9 + punctuation + **7 character password** = 26 + 26 + 10 + 31 at the power of 7 = 93 at the power of 7 = **60,170,087,060,757**

a-z + A-Z + 0-9 + punctuation + **8 character password** = 26 + 26 + 10 + 31 at the power of 8 = 93 at the power of 8 = **5,595,818,096,650,401**

a-z + A-Z + 0-9 + punctuation + **9 character password** = 26 + 26 + 10 + 31 at the power of 9 = 93 at the power of 9 = **520,411,082,988,487,293**

a-z + A-Z + 0-9 + punctuation + **10 character password** = 26 + 26 + 10 + 31 at the power of 10 = 93 at the power of 10 = **48,398,230,717,929,318,249**

a-z + A-Z + 0-9 + punctuation + **11 character password** = 26 + 26 + 10 + 31 at the power of 11 = 93 at the power of 11 = **4,501,035,456,767,426,597,157**

a-z + A-Z + 0-9 + punctuation + **12 character password** = 26 + 26 + 10 + 31 at the power of 12 = 93 at the power of 12 = **418,596,297,479,370,673,535,601**

a-z + A-Z + 0-9 + punctuation + **13 character password** = 26 + 26 + 10 + 31 at the power of 13 = 93 at the power of 13 = **38,929,455,665,581,472,638,810,893**

a-z + A-Z + 0-9 + punctuation + **14 character password** = 26 + 26 + 10 + 31 at the power of 14 = 93 at the power of 14 = **3,620,439,376,899,076,955,409,413,049 passwords**

Number of possible passwords a-z A-Z & 0-9 (alphabet lower case + upper case + numeric)

a-z + A-Z + 0-9 + **1 character password** = 26 + 26 +10 at the power of 1 = **62**

a-z + A-Z + 0-9 + **2 character password** = 26 + 26 +10 at the power of 2 = 62 at the power of 2 = **3,844**

a-z + A-Z + 0-9 + **3 character password** = 26 + 26 +10 at the power of 3 = 62 at the power of 3 = **238,328**

a-z + A-Z + 0-9 + **4 character password** = 26 + 26 +10 at the power of 4 = 62 at the power of 4 = **14,776,336**

a-z + A-Z + 0-9 + **5 character password** = 26 + 26 +10 at the power of 5 = 62 at the power of 5 = **916,132,832**

a-z + A-Z + 0-9 + **6 character password** = 26 + 26 +10 at the power of 6 = 62 at the power of 6 = **56,800,235,584**

a-z + A-Z + 0-9 + **7 character password** = 26 + 26 +10 at the power of 7 = 62 at the power of 7 = **3,521,614,606,208**

a-z + A-Z + 0-9 + **8 character password** = 26 + 26 +10 at the power of 8 = 62 at the power of 8 = **218,340,105,584,896**

a-z + A-Z + 0-9 + **9 character password** = 26 + 26 +10 at the power of 9 = 62 at the power of 9 = **13,537,086,546,263,552**

a-z + A-Z + 0-9 + **10 character password** = 26 + 26 +10 at the power of 10 = 62 at the power of 10 = **839,299,365,868,340,224**

a-z + A-Z + 0-9 + **11 character password** = 26 + 26 +10 at the power of 11 = 62 at the power of 11 = **52,036,560,683,837,093,888**

a-z + A-Z + 0-9 + **12 character password** = 26 + 26 +10 at the power of 12 = 62 at the power of 12 = **3,226,266,762,397,899,821,056**

a-z + A-Z + 0-9 + **13 character password** = 26 + 26 +10 at the power of 13 = 62 at the power of 13 = **200,028,539,268,669,788,905,472**

a-z + A-Z + 0-9 + **14 character password** = 26 + 26 +10 at the power of 14 = 62 at the power of 14 = **12,401,769,434,657,526,912,139,264 passwords
**

Number of possible passwords a-z A-Z (alphabet lower case + upper case)

a-z + A-Z + **1 character password** = 26 + 26 at the power of 1 = **52**

a-z + A-Z + **2 character password** = 26 + 26 at the power of 2 = 52 at the power of 2 = **2,704**

a-z + A-Z + **3 character password** = 26 + 26 at the power of 3 = 52 at the power of 3 = **140,608**

a-z + A-Z + **4 character password** = 26 + 26 at the power of 4 = 52 at the power of 4 = **7,311,616**

a-z + A-Z + **5 character password** = 26 + 26 at the power of 5 = 52 at the power of 5 = **380,204,032**

a-z + A-Z + **6 character password** = 26 + 26 at the power of 6 = 52 at the power of 6 = **19,770,609,664**

a-z + A-Z + **7 character password** = 26 + 26 at the power of 7 = 52 at the power of 7 = **1,028,071,702,528**

a-z + A-Z + **8 character password** = 26 + 26 at the power of 8 = 52 at the power of 8 = **53,459,728,531,456**

a-z + A-Z + **9 character password** = 26 + 26 at the power of 9 = 52 at the power of 9 = **2,779,905,883,635,712**

a-z + A-Z + **10 character password** = 26 + 26 at the power of 10 = 52 at the power of 10 = **144,555,105,949,057,024**

a-z + A-Z + **11 character password** = 26 + 26 at the power of 11 = 52 at the power of 11 = **7,516,865,509,350,965,248**

a-z + A-Z + **12 character password** = 26 + 26 at the power of 12 = 52 at the power of 12 = **390,877,006,486,250,192,896**

a-z + A-Z + **13 character password** = 26 + 26 at the power of 13 = 52 at the power of 13 = **20,325,604,337,285,010,030,592**

a-z + A-Z + **14 character password** = 26 + 26 at the power of 14 = 52 at the power of 14 = **1,056,931,425,538,820,521,590,784 passwords
**

Number of possible passwords a-z 0-9 (alphabet lower case + numeric)

a-z + 0-9 + **1 character password** = 26 + 10 at the power of 1 = **36**

a-z + 0-9 + **2 character password** = 26 + 10 at the power of 2 = 36 at the power of 2 = **1,296**

a-z + 0-9 + **3 character password** = 26 + 10 at the power of 3 = 36 at the power of 3 = **46,656**

a-z + 0-9 + **4 character password** = 26 + 10 at the power of 4 = 36 at the power of 4 = **1,679,616**

a-z + 0-9 + **5 character passwor**d = 26 + 10 at the power of 5 = 36 at the power of 5 = **60,466,176**

a-z + 0-9 + **6 character password** = 26 + 10 at the power of 6 = 36 at the power of 6 = **2,176,782,336**

a-z + 0-9 + **7 character password** = 26 + 10 at the power of 7 = 36 at the power of 7 = **78,364,164,096**

a-z + 0-9 + **8 character password** = 26 + 10 at the power of 8 = 36 at the power of 8 = **2,821,109,907,456**

a-z + 0-9 + **9 character password** = 26 + 10 at the power of 9 = 36 at the power of 9 = **101,559,956,668,416**

a-z + 0-9 + **10 character password** = 26 + 10 at the power of 10 = 36 at the power of 10 = **3,656,158,440,062,976**

a-z + 0-9 + **11 character password** = 26 + 10 at the power of 11 = 36 at the power of 11 = **131,621,703,842,267,136**

a-z + 0-9 + **12 character password** = 26 + 10 at the power of 12 = 36 at the power of 12 = **4,738,381,338,321,616,896**

a-z + 0-9 + **13 character password** = 26 + 10 at the power of 13 = 36 at the power of 13 = **170,581,728,179,578,208,256**

a-z + 0-9 + **14 character password** = 26 + 10 at the power of 14 = 36 at the power of 14 = **6,140,942,214,464,815,497,216 passwords
**

Number of possible passwords a-z (alphabet lower case only)

a-z + **1 character password** = 26 at the power of 1 = **26**

a-z + **2 character password** = 26 at the power of 2 = **676**

a-z + **3 character password** = 26 at the power of 3 = **17,576**

a-z + **4 character password** = 26 at the power of 4 = **456,976**

a-z + **5 character password** = 26 at the power of 5 = **11,881,376**

a-z + **6 character password** = 26 at the power of 6 = **308,915,776**

a-z + **7 character password** = 26 at the power of 7 = **8,031,810,176**

a-z + **8 character password** = 26 at the power of 8 = **208,827,064,576**

a-z + **9 character password** = 26 at the power of 9 = **5,429,503,678,976**

a-z + **10 character password** = 26 at the power of 10 = **141,167,095,653,376**

a-z + **11 character password** = 26 at the power of 11 = **3,670,344,486,987,776**

a-z + **12 character password** = 26 at the power of 12 = **95,428,956,661,682,176**

a-z + **13 character password** = 26 at the power of 13 = **2,481,152,873,203,736,576**

a-z + **14 character password** = 26 at the power of 14 = **64,509,974,703,297,150,976 passwords
**

Number of possible passwords 0-9 (numeric only)

0-9 + **1 character password** = 10 at the power of 1 = **10**

0-9 + **2 character password** = 10 at the power of 2 = **100**

0-9 + **3 character password** = 10 at the power of 3 = **1,000**

0-9 + **4 character password** = 10 at the power of 4 = **10,000**

0-9 + **5 character password** = 10 at the power of 5 = **100,000**

0-9 + **6 character password** = 10 at the power of 6 = **1,000,000 –Â one million**

0-9 + **7 character password** = 10 at the power of 7 = **10,000,000 – ten millions**

0-9 + **8 character password** = 10 at the power of 8 = **100,000,000 – a hundred million**

0-9 + **9 character password** = 10 at the power of 9 = **1,000,000,000 – one billion**

0-9 + **10 character password** = 10 at the power of 10 = **10,000,000,000 – ten billion**

0-9 + **11 character password** = 10 at the power of 11 = **100,000,000,000 – a hundred billion**

0-9 + **12 character password** = 10 at the power of 12 = **1,000,000,000,000 – one thousand billion**

0-9 + **13 character password** = 10 at the power of 13 = **10,000,000,000,000 – ten thousand billion**

0-9 + **14 character password** = 10 at the power of 14 = **100,000,000,000,000 – a hundred thousand billion passwords
**

**Scales of numbers**

#### Large Numbers

Number……………….. |
Name |
Symbol |
Description (Short Scale) |
Description (Long Scale) |

1,000,000,000,000,000,000,000,000 | yotta | Y | Septillion | Quadrillion |

1,000,000,000,000,000,000,000 | zetta | Z | Sextillion | Thousand Trillion/Trilliard |

1,000,000,000,000,000,000 | exa | E | Quintillion | Trillion |

1,000,000,000,000,000 | peta | P | Quadrillion | Thousand Billion/Billiard |

1,000,000,000,000 | tera | T | Trillion | Billion |

1,000,000,000 | giga | G | Billion | Thousand Million/Milliard |

1,000,000 | mega | M | Million | Million |

1,000 | kilo | k | Thousand | Thousand |

100 | hecto | h | Hundred | Hundred |

10 | deca | da | Ten | Ten> |

#### Small Numbers

Number……………….. |
Name |
Symbol |
Description (Short Scale) |
Description (Long Scale) |

0.1 | deci | d | Tenth | Tenth |

0.01 | centi | c | Hundredth | Hundredth |

0.001 | milli | m | Thousandth | Thousandth |

0.000 001 | micro | u | Millionth | Millionth |

0.000 000 001 | nano | n | Billionth | Thousand Millionth |

0.000 000 000 001 | pico | p | Trillionth | Billionth |

0.000 000 000 000 001 | femto | f | Quadrillionth | Thousand Billionth |

0.000 000 000 000 000 001 | atto | a | Quitillionth | Trillionth |

0.000 000 000 000 000 000 001 | zepto | z | Sextillionth | Thousand Trillionth |

0.000 000 000 000 000 000 000 001 | yocto | y | Septillionth | Quadrillionth |