31312215198

Names of 31312215198

• Cardinal: 31312215198 can be written as Thirty-one billion, three hundred twelve million, two hundred fifteen thousand, one hundred ninety-eight.

Scientific notation

• Scientific notation: 3.1312215198 × 10¹⁰

Factors of 31312215198

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 274

Divisors of 31312215198

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 31 33 54 62 66 81 93 99 121 162 186 198 227 242 279 297 341 363 454 558 594 681 682 726 837 891 1023 1089 1362 1674 1782 2043 2046 2178 2497 2511 3069 3267 3751 4086 4994 5022 6129 6138 6534 7037 7491 7502 9207 9801 11253 12258 14074 14982 18387 18414 19602 21111 22473 22506 27467 27621 33759 36774 42222 44946 51529 54934 55242 63333 67419 67518 77407 82401 101277 103058 126666 134838 154587 154814 164802 189999 202257 202554 232221 247203 303831 309174 379998 404514 463761 464442 494406 566819 569997 607662 696663 741609 851477 927522 1133638 1139994 1391283 1393326 1483218 1597399 1700457 1702954 2089989 2224827 2554431 2782566 3194798 3400914 4173849 4179978 4449654 4792197 5101371 5108862 6235009 6269967 7663293 8347698 9584394 10202742 12470018 12539934 14376591 15304113 15326586 17571389 18705027 22989879 28753182 30608226 35142778 37410054 43129773 45912339 45979758 52714167 56115081 68969637 86259546 91824678 105428334 112230162 129389319 137939274 158142501 168345243 193285279 258778638 316285002 336690486 386570558 474427503 505035729 579855837 948855006 1010071458 1159711674 1423282509 1739567511 2846565018 3479135022 5218702533 10437405066 15656107599 31312215198
• Sum of all divisors σ(n): 79960838496
• Sum of proper divisors (its aliquot sum) s(n): 48648623298
• 31312215198 is an abundant number, because the sum of its proper divisors (48648623298) is greater than itself. Its abundance is 17336408100

Bases of 31312215198

• Binary: 11101001010010110100111110010011110₂
• Hexadecimal: 0x74A5A7C9E
• Base-36: EDUHFVI

Squares and roots of 31312215198

• 31312215198 squared (31312215198²) is 980454820605862179204
• 31312215198 cubed (31312215198³) is 30700212334727241295564888342392
• The square root of 31312215198 is 176952.5789526675
• The cube root of 31312215198 is 3151.8915387553

Scales and comparisons

• 31,312,215,198 seconds is equal to 995 years, 32 weeks, 5 days, 21 hours, 33 minutes, 18 seconds.
• To count from 1 to 31,312,215,198 would take you about one thousand, nine hundred ninety-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 31312215198 cubic inches would be around 262.7 feet tall.

Recreational maths with 31312215198

• 31312215198 backwards is 89151221313
• The number of decimal digits it has is: 11
• The sum of 31312215198's digits is 36
• More coming soon!