31421666794636440

Names of 31421666794636440

• Cardinal: 31421666794636440 can be written as Thirty-one quadrillion, four hundred twenty-one trillion, six hundred sixty-six billion, seven hundred ninety-four million, six hundred thirty-six thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.142166679463644 × 10¹⁶

Factors of 31421666794636440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 153260315

Divisors of 31421666794636440

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 105 120 126 140 168 180 210 252 280 315 360 420 504 630 840 1260 2520 81401 162802 244203 325604 407005 488406 569807 651208 732609 814010 976812 1139614 1221015 1465218 1628020 1709421 1953624 2279228 2442030 2849035 2930436 3256040 3418842 3663045 4558456 4884060 5128263 5698070 5860872 6837684 7326090 8547105 9768120 10256526 11396140 13675368 14652180 17094210 20513052 22792280 25641315 29304360 34188420 41026104 51282630 68376840 102565260 153178897 205130520 306357794 459536691 612715588 765894485 919073382 1072252279 1225431176 1378610073 1531788970 1838146764 2144504558 2297683455 2757220146 3063577940 3216756837 3676293528 4289009116 4595366910 5361261395 5514440292 6127155880 6433513674 6893050365 8578018232 9190733820 9650270511 10722522790 11028880584 12867027348 13786100730 16083784185 18381467640 19300541022 21445045580 25734054696 27572201460 32167568370 38601082044 42890091160 48251352555 55144402920 64335136740 77202164088 96502705110 128670273480 193005410220 386010820440 12468915394697 24937830789394 37406746184091 49875661578788 62344576973485 74813492368182 87282407762879 99751323157576 112220238552273 124689153946970 149626984736364 174564815525758 187033730920455 224440477104546 249378307893940 261847223288637 299253969472728 349129631051516 374067461840910 436412038814395 448880954209092 498756615787880 523694446577274 561101192761365 698259262103032 748134923681820 785541669865911 872824077628790 897761908418184 1047388893154548 1122202385522730 1309236116443185 1496269847363640 1571083339731822 1745648155257580 2094777786309096 2244404771045460 2618472232886370 3142166679463644 3491296310515160 3927708349329555 4488809542090920 5236944465772740 6284333358927288 7855416698659110 10473888931545480 15710833397318220 31421666794636440
• Sum of all divisors σ(n): 116710482610762560
• Sum of proper divisors (its aliquot sum) s(n): 85288815816126120
• 31421666794636440 is an abundant number, because the sum of its proper divisors (85288815816126120) is greater than itself. Its abundance is 53867149021489680

Bases of 31421666794636440

• Binary: 1101111101000011101011011100111100010111000010010011000₂
• Hexadecimal: 0x6FA1D6E78B8498
• Base-36: 8LE1UG64QE0

Squares and roots of 31421666794636440

• 31421666794636440 squared (31421666794636440²) is 987321144153158249665151775873600
• 31421666794636440 cubed (31421666794636440³) is 31023276010879750492715497211354516657475393984000
• The square root of 31421666794636440 is 177261577.3218675835
• The cube root of 31421666794636440 is 315555.9738531505

Scales and comparisons

• 31,421,666,794,636,440 seconds is equal to 999,111,810 years, 24 weeks, 3 days, 23 hours, 54 minutes.
• To count from 1 to 31,421,666,794,636,440 would take you about two billion, nine hundred ninety-seven million, three hundred thirty-five thousand, four hundred thirty-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 31421666794636440 cubic inches would be around 26296.3 feet tall.

Recreational maths with 31421666794636440

• 31421666794636440 backwards is 04463649766612413
• 31421666794636440 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 31421666794636440's digits is 72
• More coming soon!