18131817842944

Names of 18131817842944

• Cardinal: 18131817842944 can be written as Eighteen trillion, one hundred thirty-one billion, eight hundred seventeen million, eight hundred forty-two thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.8131817842944 × 10¹³

Factors of 18131817842944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 9086

Divisors of 18131817842944

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 13 16 26 32 41 52 64 82 104 128 164 169 208 256 328 338 416 533 656 676 832 1066 1312 1327 1352 1664 2132 2624 2654 2704 3328 4264 5248 5308 5408 6929 7703 8528 10496 10616 10816 13858 15406 17056 17251 21232 21632 27716 30812 34112 34502 42464 43264 54407 55432 61624 68224 69004 84928 100139 108814 110864 123248 136448 138008 169856 200278 217628 221728 224263 246496 276016 315823 339712 400556 435256 443456 448526 492992 552032 631646 707291 801112 870512 886912 897052 985984 1104064 1263292 1301807 1414582 1602224 1741024 1773824 1794104 1971968 2208128 2526584 2603614 2829164 3204448 3482048 3588208 4105699 4416256 5053168 5207228 5658328 6408896 6964096 7176416 8211398 9194783 10106336 10221881 10414456 11316656 12817792 13928192 14352832 16422796 18389566 20212672 20443762 20828912 22633312 25635584 28705664 32845592 36779132 40425344 40887524 41657824 45266624 53374087 57411328 65691184 73558264 80850688 81775048 83315648 90533248 106748174 131382368 132884453 147116528 163550096 166631296 181066496 213496348 262764736 265768906 294233056 327100192 333262592 419097121 426992696 525529472 531537812 588466112 654200384 838194242 853985392 1051058944 1063075624 1176932224 1308400768 1676388484 1707970784 1727497889 2126151248 2353864448 2616801536 3352776968 3415941568 3454995778 4252302496 5448262573 6705553936 6831883136 6909991556 8504604992 10896525146 13411107872 13663766272 13819983112 17009209984 21793050292 26822215744 27639966224 34018419968 43586100584 53644431488 55279932448 70827413449 87172201168 107288862976 110559864896 141654826898 174344402336 221119729792 283309653796 348688804672 442239459584 566619307592 697377609344 1133238615184 1394755218688 2266477230368 4532954460736 9065908921472 18131817842944
• Sum of all divisors σ(n): 40182377501952
• Sum of proper divisors (its aliquot sum) s(n): 22050559659008
• 18131817842944 is an abundant number, because the sum of its proper divisors (22050559659008) is greater than itself. Its abundance is 3918741816064

Bases of 18131817842944

• Binary: 100000111110110100100100011111100100100000000₂
• Hexadecimal: 0x107DA48FC900
• Base-36: 6FDN46ZGG

Squares and roots of 18131817842944

• 18131817842944 squared (18131817842944²) is 328762818289702409050587136
• 18131817842944 cubed (18131817842944³) is 5961067534761782165759297187244234768384
• The square root of 18131817842944 is 4258147.2312431847
• The cube root of 18131817842944 is 26271.2325713717

Scales and comparisons

• 18,131,817,842,944 seconds is equal to 576,535 years, 37 weeks, 3 days, 19 hours, 29 minutes, 4 seconds.
• To count from 1 to 18,131,817,842,944 would take you about one million, four hundred forty-one thousand, three hundred thirty-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 18131817842944 cubic inches would be around 2189.3 feet tall.

Recreational maths with 18131817842944

• 18131817842944 backwards is 44924871813181
• The number of decimal digits it has is: 14
• The sum of 18131817842944's digits is 61
• More coming soon!