138860265530

Names of 138860265530

• Cardinal: 138860265530 can be written as One hundred thirty-eight billion, eight hundred sixty million, two hundred sixty-five thousand, five hundred thirty.

Scientific notation

• Scientific notation: 1.3886026553 × 10¹¹

Factors of 138860265530

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 34281

Divisors of 138860265530

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 7 10 14 35 49 53 70 98 106 157 245 265 314 371 490 530 742 785 1099 1570 1855 2198 2597 3710 5194 5495 7693 8321 10990 12985 15386 16642 25970 34057 38465 41605 58247 68114 76930 83210 116494 170285 238399 291235 340570 407729 476798 582470 815458 1191995 1668793 1805021 2038645 2383990 3337586 3610042 4077290 5346949 8343965 9025105 10693898 12635147 16687930 18050210 25270294 26734745 37428643 53469490 63175735 74857286 88446029 126351470 176892058 187143215 262000501 283388297 374286430 442230145 524001002 566776594 884460290 1310002505 1416941485 1983718079 2620005010 2833882970 3967436158 9918590395 13886026553 19837180790 27772053106 69430132765 138860265530
• Sum of all divisors σ(n): 298138010256
• Sum of proper divisors (its aliquot sum) s(n): 159277744726
• 138860265530 is an abundant number, because the sum of its proper divisors (159277744726) is greater than itself. Its abundance is 20417479196

Bases of 138860265530

• Binary: 10000001010100101101111000000000111010₂
• Hexadecimal: 0x2054B7803A
• Base-36: 1RSHTEM2

Squares and roots of 138860265530

• 138860265530 squared (138860265530²) is 19282173343062106180900
• 138860265530 cubed (138860265530³) is 2677527710413091847560828214377000
• The square root of 138860265530 is 372639.5920054657
• The cube root of 138860265530 is 5178.3650610899

Scales and comparisons

• 138,860,265,530 seconds is equal to 4,415 years, 16 weeks, 6 days, 23 hours, 58 minutes, 50 seconds.
• To count from 1 to 138,860,265,530 would take you about eight thousand, eight hundred thirty 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 138860265530 cubic inches would be around 431.5 feet tall.

Recreational maths with 138860265530

• 138860265530 backwards is 035562068831
• The number of decimal digits it has is: 12
• The sum of 138860265530's digits is 47
• More coming soon!