12901939379364942729

Names of 12901939379364942729

• Cardinal: 12901939379364942729 can be written as Twelve quintillion, nine hundred one quadrillion, nine hundred thirty-nine trillion, three hundred seventy-nine billion, three hundred sixty-four million, nine hundred forty-two thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 1.2901939379364942729 × 10¹⁹

Factors of 12901939379364942729

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 313325

Divisors of 12901939379364942729

• Number of divisors d(n): 30
• Complete list of divisors:
  1 3 9 27 81 1279 3837 11511 34533 103599 312043 936129 2808387 8425161 25275483 399102997 1197308991 3591926973 10775780919 32327342757 97370833849 292112501547 876337504641 2629012513923 7887037541769 124537296492871 373611889478613 1120835668435839 3362507005307517 10087521015922551
• Sum of all divisors σ(n): 12906932701424928018
• Sum of proper divisors (its aliquot sum) s(n): 4993322059985289
• 12901939379364942729 is a deficient number, because the sum of its proper divisors (4993322059985289) is less than itself. Its deficiency is 12896946057304957440

Bases of 12901939379364942729

• Binary: 1011001100001100111001011000001000010100101010111101001110001001₂
• Hexadecimal: 0xB30CE58214ABD389
• Base-36: 2Q0TNT2R2QJK9

Squares and roots of 12901939379364942729

• 12901939379364942729 squared (12901939379364942729²) is 166460039748807843573862833777449967441
• 12901939379364942729 cubed (12901939379364942729³) is 2147657341925797566485071399188263672759721728917879686489
• 12901939379364942729 is a perfect square number. Its square root is 3591926973
• The cube root of 12901939379364942729 is 2345407.6228899241

Scales and comparisons

• 12,901,939,379,364,942,729 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 12,901,939,379,364,942,729 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 12901939379364942729 cubic inches would be around 195450.6 feet tall.

Recreational maths with 12901939379364942729

• 12901939379364942729 backwards is 92724946397393910921
• The number of decimal digits it has is: 20
• The sum of 12901939379364942729's digits is 99
• More coming soon!