13681996384893858

Names of 13681996384893858

• Cardinal: 13681996384893858 can be written as Thirteen quadrillion, six hundred eighty-one trillion, nine hundred ninety-six billion, three hundred eighty-four million, eight hundred ninety-three thousand, eight hundred fifty-eight.

Scientific notation

• Scientific notation: 1.3681996384893858 × 10¹⁶

Factors of 13681996384893858

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 64640

Divisors of 13681996384893858

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 61 63 98 122 126 147 183 294 366 427 441 549 854 882 1098 1281 2562 2989 3721 3843 5978 7442 7686 8967 11163 17934 22326 26047 26901 33489 52094 53802 64567 66978 78141 129134 156282 182329 193701 234423 364658 387402 451969 468846 546987 581103 903938 1093974 1162206 1355907 1640961 2711814 3163783 3281922 3938587 4067721 6327566 7877174 8135442 9491349 11815761 18982698 23631522 27570109 28474047 35447283 55140218 56948094 70894566 82710327 165420654 192990763 240253807 248130981 385981526 480507614 496261962 578972289 720761421 1157944578 1441522842 1681776649 1736916867 2162284263 3363553298 3473833734 4168897489 4324568526 5045329947 8337794978 10090659894 11772436543 12506692467 15135989841 23544873086 25013384934 29182282423 30271979682 35317309629 37520077401 58364564846 70634619258 75040154802 87546847269 105951928887 175093694538 204275976961 211903857774 254302746829 262640541807 408551953922 508605493658 525281083614 612827930883 762908240487 1225655861766 1525816480974 1780119227803 1838483792649 2288724721461 3560238455606 3676967585298 4577449442922 5340357683409 10680715366818 12460834594621 15512467556569 16021073050227 24921669189242 31024935113138 32042146100454 37382503783863 46537402669707 74765007567726 93074805339414 108587272895983 112147511351589 139612208009121 217174545791966 224295022703178 279224416018242 325761818687949 651523637375898 760110910271881 977285456063847 1520221820543762 1954570912127694 2280332730815643 4560665461631286 6840998192446929 13681996384893858
• Sum of all divisors σ(n): 35059340835205713
• Sum of proper divisors (its aliquot sum) s(n): 21377344450311855
• 13681996384893858 is an abundant number, because the sum of its proper divisors (21377344450311855) is greater than itself. Its abundance is 7695348065417997

Bases of 13681996384893858

• Binary: 110000100110111011010000000110010101101111101110100010₂
• Hexadecimal: 0x309BB40656FBA2
• Base-36: 3QPV2D8VYCI

Squares and roots of 13681996384893858

• 13681996384893858 squared (13681996384893858²) is 187197025076248599304417926124164
• 13681996384893858 cubed (13681996384893858³) is 2561229020356118218408716400932639381632468984712
• The square root of 13681996384893858 is 116970066.1917135875
• The cube root of 13681996384893858 is 239175.3898066833

Scales and comparisons

• 13,681,996,384,893,858 seconds is equal to 435,045,163 years, 43 weeks, 6 days, 23 hours, 24 minutes, 18 seconds.
• To count from 1 to 13,681,996,384,893,858 would take you about one billion, three hundred five million, one hundred thirty-five thousand, four hundred ninety-one 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 13681996384893858 cubic inches would be around 19931.3 feet tall.

Recreational maths with 13681996384893858

• 13681996384893858 backwards is 85839848369918631
• The number of decimal digits it has is: 17
• The sum of 13681996384893858's digits is 99
• More coming soon!