138759205838105380

Names of 138759205838105380

• Cardinal: 138759205838105380 can be written as One hundred thirty-eight quadrillion, seven hundred fifty-nine trillion, two hundred five billion, eight hundred thirty-eight million, one hundred five thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.3875920583810538 × 10¹⁷

Factors of 138759205838105380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 658

Divisors of 138759205838105380

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 55 110 191 220 382 449 764 898 955 1796 1910 2101 2245 3820 4202 4490 4939 8404 8980 9878 10505 19756 21010 24695 36481 42020 49390 72962 85759 98780 145924 171518 182405 201601 343036 364810 401291 403202 428795 729620 802582 806404 857590 943349 1008005 1605164 1715180 1886698 2006455 2016010 2217611 3773396 4012910 4032020 4435222 4716745 6967871 8025820 8870444 9433490 11088055 13935742 16379969 18866980 22176110 27871484 32759938 34839355 38505791 44352220 65519876 69678710 76646581 77011582 81899845 90518849 139357420 153293162 154023164 163799690 180179659 181037698 192528955 306586324 327599380 360359318 362075396 383232905 385057910 423563701 452594245 720718636 766465810 770115820 847127402 900898295 905188490 995707339 1532931620 1694254804 1801796590 1810376980 1991414678 2117818505 3128574079 3603593180 3982829356 4235637010 4978536695 6257148158 7354606081 8471274020 9957073390 12514296316 14709212162 15642870395 17289100159 19914146780 29418424324 31285740790 34414314869 34578200318 36773030405 62571481580 68828629738 69156400636 73546060810 80900666891 86445500795 137657259476 147092121620 161801333782 172071574345 172891001590 190180101749 323602667564 344143148690 345782003180 380360203498 404503334455 688286297380 760720406996 809006668910 950900508745 1404729761471 1618013337820 1901801017490 2809459522942 3302218130369 3803602034980 5618919045884 6604436260738 7023648807355 13208872521476 14047297614710 15452027376181 16511090651845 28094595229420 30904054752362 33022181303690 36324399434059 61808109504724 66044362607380 72648798868118 77260136880905 145297597736236 154520273761810 181621997170295 309040547523620 363243994340590 630723662900479 726487988681180 1261447325800958 2522894651601916 3153618314502395 6307236629004790 6937960291905269 12614473258009580 13875920583810538 27751841167621076 34689801459526345 69379602919052690 138759205838105380
• Sum of all divisors σ(n): 320271102027878400
• Sum of proper divisors (its aliquot sum) s(n): 181511896189773020
• 138759205838105380 is an abundant number, because the sum of its proper divisors (181511896189773020) is greater than itself. Its abundance is 42752690351667640

Bases of 138759205838105380

• Binary: 111101100111110001100001100110101010010111010101100100100₂
• Hexadecimal: 0x1ECF8C3354BAB24
• Base-36: 11YA175FHC84

Squares and roots of 138759205838105380

• 138759205838105380 squared (138759205838105380²) is 19254117204821698172466427984944400
• 138759205838105380 cubed (138759205838105380³) is 2671686012454860221673021615460918076766460640872000
• The square root of 138759205838105380 is 372503967.5467972515
• The cube root of 138759205838105380 is 517710.8519770327

Scales and comparisons

• 138,759,205,838,105,380 seconds is equal to 4,412,113,535 years, 12 weeks, 5 days, 22 hours, 9 minutes, 40 seconds.
• To count from 1 to 138,759,205,838,105,380 would take you about thirteen billion, two hundred thirty-six million, three hundred forty thousand, six hundred five 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 138759205838105380 cubic inches would be around 43142.6 feet tall.

Recreational maths with 138759205838105380

• 138759205838105380 backwards is 083501838502957831
• The number of decimal digits it has is: 18
• The sum of 138759205838105380's digits is 76
• More coming soon!