13991262125985

Names of 13991262125985

• Cardinal: 13991262125985 can be written as Thirteen trillion, nine hundred ninety-one billion, two hundred sixty-two million, one hundred twenty-five thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.3991262125985 × 10¹³

Factors of 13991262125985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 833

Divisors of 13991262125985

• Number of divisors d(n): 168
• Complete list of divisors:
  1 3 5 9 15 27 45 61 81 135 183 193 243 305 405 549 571 579 729 915 965 1215 1647 1713 1737 2745 2855 2895 3645 4941 5139 5211 8235 8565 8685 11773 14823 15417 15633 24705 25695 26055 34831 35319 44469 46251 46899 58865 74115 77085 78165 104493 105957 110203 138753 140697 174155 176595 222345 231255 234495 313479 317871 326041 330609 416259 522465 529785 551015 693765 703485 940437 953613 978123 991827 1567395 1589355 1630205 1653045 2081295 2821311 2860839 2934369 2975481 4702185 4768065 4890615 4959135 6722383 8463933 8582517 8803107 8926443 14106555 14304195 14671845 14877405 19888501 20167149 25391799 26409321 26779329 33611915 42319665 42912585 44015535 44632215 59665503 60501447 62925913 79227963 80337987 99442505 100835745 126958995 132046605 133896645 178996509 181504341 188777739 237683889 298327515 302507235 314629565 396139815 401689935 536989527 544513023 566333217 894982545 907521705 943888695 1188419445 1610968581 1633539069 1698999651 2684947635 2722565115 2831666085 3838480693 4832905743 4900617207 5096998953 8054842905 8167695345 8494998255 11515442079 14498717229 15290996859 19192403465 24164528715 24503086035 25484994765 34546326237 45872990577 57577210395 72493586145 76454984295 103638978711 172731631185 229364952885 310916936133 518194893555 932750808399 1554584680665 2798252425197 4663754041995 13991262125985
• Sum of all divisors σ(n): 25763110633512
• Sum of proper divisors (its aliquot sum) s(n): 11771848507527
• 13991262125985 is a deficient number, because the sum of its proper divisors (11771848507527) is less than itself. Its deficiency is 2219413618458

Bases of 13991262125985

• Binary: 11001011100110011000001101010111111110100001₂
• Hexadecimal: 0xCB998357FA1
• Base-36: 4YJHW8529

Squares and roots of 13991262125985

• 13991262125985 squared (13991262125985²) is 195755415878022302012220225
• 13991262125985 cubed (13991262125985³) is 2738865336130616138688740088683515046625
• The square root of 13991262125985 is 3740489.5569945119
• The cube root of 13991262125985 is 24096.4074269185

Scales and comparisons

• 13,991,262,125,985 seconds is equal to 444,878 years, 44 weeks, 4 days, 5 hours, 39 minutes, 45 seconds.
• To count from 1 to 13,991,262,125,985 would take you about one million, one hundred twelve thousand, one hundred ninety-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 13991262125985 cubic inches would be around 2008 feet tall.

Recreational maths with 13991262125985

• 13991262125985 backwards is 58952126219931
• The number of decimal digits it has is: 14
• The sum of 13991262125985's digits is 63
• More coming soon!