138497870617875

Names of 138497870617875

• Cardinal: 138497870617875 can be written as One hundred thirty-eight trillion, four hundred ninety-seven billion, eight hundred seventy million, six hundred seventeen thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.38497870617875 × 10¹⁴

Factors of 138497870617875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 807

Divisors of 138497870617875

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 5 9 15 25 27 37 45 61 75 111 125 135 183 185 225 305 333 375 549 555 675 701 915 925 999 1125 1369 1525 1647 1665 2103 2257 2745 2775 3375 3505 4107 4575 4625 4995 6309 6771 6845 7625 8235 8325 10515 11285 12321 13725 13875 17525 18927 20313 20535 22875 24975 25937 31545 33855 34225 36963 41175 41625 42761 52575 56425 60939 61605 68625 77811 83509 87625 94635 101565 102675 124875 128283 129685 157725 169275 171125 184815 205875 213805 233433 250527 262875 282125 304695 308025 384849 389055 417545 473175 491401 507825 513375 641415 648425 700299 751581 788625 846375 924075 959669 1069025 1154547 1167165 1252635 1474203 1523475 1540125 1582157 1924245 1945275 2087725 2254743 2365875 2457005 2539125 2879007 3207075 3242125 3501495 3757905 4422609 4620375 4746471 4798345 5345125 5772735 5835825 6263175 7371015 7617375 7910785 8637021 9621225 9726375 10438625 11273715 12285025 13267827 14239413 14395035 16035375 17507475 18181837 18789525 22113045 23732355 23991725 25911063 28863675 29179125 29975461 31315875 36855075 39553925 42718239 43185105 48106125 54545511 56368575 58539809 61425125 66339135 71197065 71975175 87537375 89926383 90909185 93947625 110565225 118661775 119958625 129555315 144318375 149877305 163636533 175619427 184275375 197769625 213591195 215925525 269779149 272727555 281842875 292699045 331695675 355985325 359875875 449631915 454545925 490909599 526858281 552826125 593308875 647776575 672727969 749386525 809337447 818182665 878097135 1067955975 1079627625 1109092057 1348895745 1363637775 1463495225 1580574843 1658478375 1779926625 2018183907 2248159575 2272729625 2454547995 2634291405 3238882875 3327276171 3363639845 3746932625 4046687235 4090913325 4390485675 5339779875 5545460285 6054551721 6744478725 6818188875 7317476125 7902874215 9981828513 10090919535 11240797875 12272739975 13171457025 16636380855 16818199225 18163655163 20233436175 20454566625 21952428375 27727301425 29945485539 30272758605 33722393625 39514371075 41036406109 49909142565 50454597675 61363699875 65857285125 83181904275 84090996125 90818275815 101167180875 123109218327 138636507125 149727427695 151363793025 197571855375 205182030545 249545712825 252272988375 369327654981 415909521375 454091379075 615546091635 748637138475 756818965125 1025910152725 1107982964943 1247728564125 1846638274905 2270456895375 3077730458175 3743185692375 5129550763625 5539914824715 9233191374525 15388652290875 27699574123575 46165956872625 138497870617875
• Sum of all divisors σ(n): 267871425756480
• Sum of proper divisors (its aliquot sum) s(n): 129373555138605
• 138497870617875 is a deficient number, because the sum of its proper divisors (129373555138605) is less than itself. Its deficiency is 9124315479270

Bases of 138497870617875

• Binary: 11111011111011010001100011000010101110100010011₂
• Hexadecimal: 0x7DF68C615D13
• Base-36: 1D3D1K98UR

Squares and roots of 138497870617875

• 138497870617875 squared (138497870617875²) is 19181660165685643234269515625
• 138497870617875 cubed (138497870617875³) is 2656619087863176952399255733368495716796875
• The square root of 138497870617875 is 11768511.8268145951
• The cube root of 138497870617875 is 51738.5633660155

Scales and comparisons

• 138,497,870,617,875 seconds is equal to 4,403,803 years, 45 weeks, 6 days, 15 hours, 11 minutes, 15 seconds.
• To count from 1 to 138,497,870,617,875 would take you about eleven million, nine thousand, five hundred 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 138497870617875 cubic inches would be around 4311.5 feet tall.

Recreational maths with 138497870617875

• 138497870617875 backwards is 578716078794831
• The number of decimal digits it has is: 15
• The sum of 138497870617875's digits is 81
• More coming soon!