138752910765

Names of 138752910765

• Cardinal: 138752910765 can be written as One hundred thirty-eight billion, seven hundred fifty-two million, nine hundred ten thousand, seven hundred sixty-five.

Scientific notation

• Scientific notation: 1.38752910765 × 10¹¹

Factors of 138752910765

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3502

Divisors of 138752910765

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 45 63 73 105 135 189 219 315 365 511 657 757 945 1095 1533 1971 2271 2555 2657 3285 3785 4599 5299 6813 7665 7971 9855 11355 13285 13797 15897 18599 20439 22995 23913 26495 34065 39855 47691 55261 55797 68985 71739 79485 92995 102195 119565 143073 165783 167391 193961 238455 276305 278985 358695 386827 497349 502173 581883 715365 828915 836955 969805 1160481 1357727 1492047 1745649 1934135 2011349 2486745 2510865 2909415 3481443 4073181 5236947 5802405 6034047 6788635 7460235 8728245 10056745 10444329 12219543 14079443 17407215 18102141 20365905 26184735 30170235 36658629 42238329 52221645 54306423 61097715 70397215 90510705 126714987 146828477 183293145 211191645 271532115 380144961 440485431 633574935 734142385 1027799339 1321456293 1900724805 2202427155 3083398017 3964368879 5138996695 6607281465 9250194051 15416990085 19821844395 27750582153 46250970255 138752910765
• Sum of all divisors σ(n): 286257669120
• Sum of proper divisors (its aliquot sum) s(n): 147504758355
• 138752910765 is an abundant number, because the sum of its proper divisors (147504758355) is greater than itself. Its abundance is 8751847590

Bases of 138752910765

• Binary: 10000001001110010100010110010110101101₂
• Hexadecimal: 0x204E5165AD
• Base-36: 1RQPWF59

Squares and roots of 138752910765

• 138752910765 squared (138752910765²) is 19252370245760052885225
• 138752910765 cubed (138752910765³) is 2671322410724685737585305211947125
• The square root of 138752910765 is 372495.5177784021
• The cube root of 138752910765 is 5177.0302288219

Scales and comparisons

• 138,752,910,765 seconds is equal to 4,411 years, 47 weeks, 3 days, 11 hours, 12 minutes, 45 seconds.
• To count from 1 to 138,752,910,765 would take you about eight thousand, eight hundred twenty-three 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 138752910765 cubic inches would be around 431.4 feet tall.

Recreational maths with 138752910765

• 138752910765 backwards is 567019257831
• The number of decimal digits it has is: 12
• The sum of 138752910765's digits is 54
• More coming soon!