138971704760

Names of 138971704760

• Cardinal: 138971704760 can be written as One hundred thirty-eight billion, nine hundred seventy-one million, seven hundred four thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 1.3897170476 × 10¹¹

Factors of 138971704760

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 29545

Divisors of 138971704760

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 343 392 490 686 980 1372 1715 1960 2401 2744 3430 4802 6860 9604 12005 13720 16807 19208 24010 29531 33614 48020 59062 67228 84035 96040 117649 118124 134456 147655 168070 206717 235298 236248 295310 336140 413434 470596 588245 590620 672280 826868 941192 1033585 1176490 1181240 1447019 1653736 2067170 2352980 2894038 4134340 4705960 5788076 7235095 8268680 10129133 11576152 14470190 20258266 28940380 40516532 50645665 57880760 70903931 81033064 101291330 141807862 202582660 283615724 354519655 405165320 496327517 567231448 709039310 992655034 1418078620 1985310068 2481637585 2836157240 3474292619 3970620136 4963275170 6948585238 9926550340 13897170476 17371463095 19853100680 27794340952 34742926190 69485852380 138971704760
• Sum of all divisors σ(n): 364812635160
• Sum of proper divisors (its aliquot sum) s(n): 225840930400
• 138971704760 is an abundant number, because the sum of its proper divisors (225840930400) is greater than itself. Its abundance is 86869225640

Bases of 138971704760

• Binary: 10000001011011010110111110110110111000₂
• Hexadecimal: 0x205B5BEDB8
• Base-36: 1RUC5XO8

Squares and roots of 138971704760

• 138971704760 squared (138971704760²) is 19313134723900606657600
• 138971704760 cubed (138971704760³) is 2683979256840019224004877610176000
• The square root of 138971704760 is 372789.0888424713
• The cube root of 138971704760 is 5179.7499514069

Scales and comparisons

• 138,971,704,760 seconds is equal to 4,418 years, 45 weeks, 1 day, 19 hours, 19 minutes, 20 seconds.
• To count from 1 to 138,971,704,760 would take you about eight thousand, eight hundred thirty-seven 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 138971704760 cubic inches would be around 431.6 feet tall.

Recreational maths with 138971704760

• 138971704760 backwards is 067407179831
• The number of decimal digits it has is: 12
• The sum of 138971704760's digits is 53
• More coming soon!