31690765010493981

Names of 31690765010493981

• Cardinal: 31690765010493981 can be written as Thirty-one quadrillion, six hundred ninety trillion, seven hundred sixty-five billion, ten million, four hundred ninety-three thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 3.1690765010493981 × 10¹⁶

Factors of 31690765010493981

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 13169

Divisors of 31690765010493981

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 9 21 23 27 43 63 69 129 161 189 207 301 387 483 529 621 903 989 1161 1449 1587 1849 2709 2967 3703 4347 4761 5547 6923 8127 8901 11109 12943 13093 14283 16641 20769 22747 26703 33327 38829 39279 42527 49923 62307 68241 91651 99981 116487 117837 127581 159229 186921 204723 274953 297689 301139 349461 353511 382743 477687 562999 614169 824859 893067 903417 978121 1148229 1433061 1688997 2107973 2474577 2679201 2710251 2934363 3940993 4299183 5066991 6323919 6846847 6926197 8037603 8130753 8803089 11822979 12948977 15200973 18971757 20540541 20778591 24208957 26409267 35468937 38846931 48483379 56915271 61621623 62335773 72626871 90642839 106406811 116540793 145450137 169462699 171426649 184864869 187007319 217880613 271928517 297826471 349622379 436350411 508388097 514279947 556806011 653641839 815785551 893479413 1199986543 1309051233 1525164291 1542839841 1670418033 2084785297 2447356653 2680438239 3599959629 3897642077 3942812927 4575492873 4628519523 5011254099 6254355891 7371345907 8041314717 10799878887 11692926231 11828438781 12806538253 15033762297 18763067673 22114037721 27599690489 32399636661 35078778693 35485316343 38419614759 51599421349 56289203019 66342113163 82799071467 89645767771 90684697321 105236336079 106455949029 115258844277 154798264047 169540955861 199026339489 248397214401 268937303313 272054091963 316967874001 345776532831 464394792141 508622867583 634792881247 745191643203 806811909939 816162275889 950903622003 1186786691027 1393184376423 1525868602749 1904378643741 2218775118007 2420435729817 2448486827667 2852710866009 3560360073081 3899441984803 4577605808247 5713135931223 6656325354021 7290261102023 8558132598027 10681080219243 11698325954409 17139407793669 19968976062063 21870783306069 27296093893621 32043240657729 35094977863227 51031827714161 59906928186189 65612349918207 81888281680863 105284933589681 153095483142483 167676005346529 196837049754621 245664845042589 459286449427449 503028016039587 736994535127767 1173732037425703 1377859348282347 1509084048118761 3521196112277109 4527252144356283 10563588336831327 31690765010493981
• Sum of all divisors σ(n): 57429790311983040
• Sum of proper divisors (its aliquot sum) s(n): 25739025301489059
• 31690765010493981 is a deficient number, because the sum of its proper divisors (25739025301489059) is less than itself. Its deficiency is 5951739709004922

Bases of 31690765010493981

• Binary: 1110000100101101001010100110111000111000110001000011101₂
• Hexadecimal: 0x709695371C621D
• Base-36: 8O1FSGNXY59

Squares and roots of 31690765010493981

• 31690765010493981 squared (31690765010493981²) is 1004304586950349571681053637228361
• 31690765010493981 cubed (31690765010493981³) is 31827180664004748197664742118378354715220312995141
• The square root of 31690765010493981 is 178019001.8242265647
• The cube root of 31690765010493981 is 316454.2318245077

Scales and comparisons

• 31,690,765,010,493,981 seconds is equal to 1,007,668,301 years, 18 weeks, 5 days, 12 hours, 46 minutes, 21 seconds.
• To count from 1 to 31,690,765,010,493,981 would take you about three billion, twenty-three million, four thousand, nine hundred four 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 31690765010493981 cubic inches would be around 26371.2 feet tall.

Recreational maths with 31690765010493981

• 31690765010493981 backwards is 18939401056709613
• The number of decimal digits it has is: 17
• The sum of 31690765010493981's digits is 72
• More coming soon!