31419902640

Names of 31419902640

• Cardinal: 31419902640 can be written as Thirty-one billion, four hundred nineteen million, nine hundred two thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.141990264 × 10¹⁰

Factors of 31419902640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1422

Divisors of 31419902640

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 71 80 84 105 112 120 140 142 168 210 213 240 241 280 284 336 355 420 426 482 497 560 568 710 723 840 852 964 994 1065 1093 1136 1205 1420 1446 1491 1680 1687 1704 1928 1988 2130 2186 2410 2485 2840 2892 2982 3279 3374 3408 3615 3856 3976 4260 4372 4820 4970 5061 5465 5680 5784 5964 6558 6748 7230 7455 7651 7952 8435 8520 8744 9640 9940 10122 10930 11568 11928 13116 13496 14460 14910 15302 16395 16870 17040 17111 17488 19280 19880 20244 21860 22953 23856 25305 26232 26992 28920 29820 30604 32790 33740 34222 38255 39760 40488 43720 45906 50610 51333 52464 57840 59640 61208 65580 67480 68444 76510 77603 80976 85555 87440 91812 101220 102666 114765 119280 119777 122416 131160 134960 136888 153020 155206 171110 183624 202440 205332 229530 232809 239554 256665 262320 263413 273776 306040 310412 342220 359331 367248 388015 404880 410664 459060 465618 479108 513330 526826 543221 598885 612080 620824 684440 718662 776030 790239 821328 918120 931236 958216 1026660 1053652 1086442 1164045 1197770 1241648 1317065 1368880 1437324 1552060 1580478 1629663 1796655 1836240 1843891 1862472 1916432 2053320 2107304 2172884 2328090 2395540 2634130 2716105 2874648 3104120 3160956 3259326 3593310 3687782 3724944 3951195 4106640 4214608 4345768 4656180 4791080 5268260 5432210 5531673 5749296 6208240 6321912 6518652 7186620 7375564 7902390 8148315 8691536 9219455 9312360 9582160 10536520 10864420 11063346 12643824 13037304 14373240 14751128 15804780 16296630 18438910 18624720 18702323 21073040 21728840 22126692 26074608 27658365 28746480 29502256 31609560 32593260 36877820 37404646 43457680 44253384 55316730 56106969 63219120 65186520 73755640 74809292 88506768 93511615 110633460 112213938 130373040 130916261 147511280 149618584 187023230 221266920 224427876 261832522 280534845 299237168 374046460 392748783 442533840 448855752 523665044 561069690 654581305 748092920 785497566 897711504 1047330088 1122139380 1309162610 1496185840 1570995132 1963743915 2094660176 2244278760 2618325220 3141990264 3927487830 4488557520 5236650440 6283980528 7854975660 10473300880 15709951320 31419902640
• Sum of all divisors σ(n): 113456166912
• Sum of proper divisors (its aliquot sum) s(n): 82036264272
• 31419902640 is an abundant number, because the sum of its proper divisors (82036264272) is greater than itself. Its abundance is 50616361632

Bases of 31419902640

• Binary: 11101010000110001011010101010110000₂
• Hexadecimal: 0x750C5AAB0
• Base-36: EFMLK1C

Squares and roots of 31419902640

• 31419902640 squared (31419902640²) is 987210281907078969600
• 31419902640 cubed (31419902640³) is 31018050942727374751623519744000
• The square root of 31419902640 is 177256.6011182659
• The cube root of 31419902640 is 3155.5006816227

Scales and comparisons

• 31,419,902,640 seconds is equal to 999 years, 2 weeks, 6 days, 6 hours, 44 minutes.
• To count from 1 to 31,419,902,640 would take you about one thousand, nine hundred ninety-eight 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 31419902640 cubic inches would be around 263 feet tall.

Recreational maths with 31419902640

• 31419902640 backwards is 04620991413
• The number of decimal digits it has is: 11
• The sum of 31419902640's digits is 39
• More coming soon!