31471964940

Names of 31471964940

• Cardinal: 31471964940 can be written as Thirty-one billion, four hundred seventy-one million, nine hundred sixty-four thousand, nine hundred forty.

Scientific notation

• Scientific notation: 3.147196494 × 10¹⁰

Factors of 31471964940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2214

Divisors of 31471964940

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 67 78 130 134 156 195 201 260 268 335 337 390 402 670 674 780 804 871 1005 1011 1340 1348 1685 1742 1787 2010 2022 2613 3370 3484 3574 4020 4044 4355 4381 5055 5226 5361 6740 7148 8710 8762 8935 10110 10452 10722 13065 13143 17420 17524 17870 20220 21444 21905 22579 23231 26130 26286 26805 35740 43810 45158 46462 52260 52572 53610 65715 67737 69693 87620 90316 92924 107220 112895 116155 119729 131430 135474 139386 225790 232310 239458 262860 270948 278772 293527 338685 348465 359187 451580 464620 478916 587054 598645 602219 677370 696930 718374 880581 1174108 1197290 1204438 1354740 1393860 1436748 1467635 1556477 1761162 1795935 1806657 2394580 2408876 2935270 3011095 3112954 3522324 3591870 3613314 4402905 4669431 5870540 6022190 6225908 7183740 7226628 7782385 7828847 8805810 9033285 9338862 12044380 15564770 15657694 17611620 18066570 18677724 23347155 23486541 31129540 31315388 36133140 39144235 40348673 46694310 46973082 78288470 80697346 93388620 93946164 117432705 121046019 156576940 161394692 201743365 234865410 242092038 403486730 469730820 484184076 524532749 605230095 806973460 1049065498 1210460190 1573598247 2098130996 2420920380 2622663745 3147196494 5245327490 6294392988 7867991235 10490654980 15735982470 31471964940
• Sum of all divisors σ(n): 96656361984
• Sum of proper divisors (its aliquot sum) s(n): 65184397044
• 31471964940 is an abundant number, because the sum of its proper divisors (65184397044) is greater than itself. Its abundance is 33712432104

Bases of 31471964940

• Binary: 11101010011111000000001001100001100₂
• Hexadecimal: 0x753E0130C
• Base-36: EGHLFKC

Squares and roots of 31471964940

• 31471964940 squared (31471964940²) is 990484577184589203600
• 31471964940 cubed (31471964940³) is 31172495886764115324001721784000
• The square root of 31471964940 is 177403.3960779781
• The cube root of 31471964940 is 3157.2425920557

Scales and comparisons

• 31,471,964,940 seconds is equal to 1,000 years, 36 weeks, 6 days, 20 hours, 29 minutes.
• To count from 1 to 31,471,964,940 would take you about two thousand and 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 31471964940 cubic inches would be around 263.1 feet tall.

Recreational maths with 31471964940

• 31471964940 backwards is 04946917413
• The number of decimal digits it has is: 11
• The sum of 31471964940's digits is 48
• More coming soon!