31299128672

Names of 31299128672

• Cardinal: 31299128672 can be written as Thirty-one billion, two hundred ninety-nine million, one hundred twenty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 3.1299128672 × 10¹⁰

Factors of 31299128672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 830

Divisors of 31299128672

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 31 32 34 49 56 62 68 98 112 119 124 136 196 217 224 238 248 272 343 392 434 476 496 527 544 686 773 784 833 868 952 992 1054 1372 1519 1546 1568 1666 1736 1904 2108 2401 2744 3038 3092 3332 3472 3689 3808 4216 4802 5411 5488 5831 6076 6184 6664 6944 7378 8432 9604 10633 10822 10976 11662 12152 12368 13141 13328 14756 16864 19208 21266 21644 23324 23963 24304 24736 25823 26282 26656 29512 37877 38416 40817 42532 43288 46648 47926 48608 51646 52564 59024 74431 75754 76832 81634 85064 86576 91987 93296 95852 103292 105128 118048 148862 151508 163268 167741 170128 173152 180761 183974 186592 191704 206584 210256 265139 297724 303016 326536 335482 340256 361522 367948 383408 407371 413168 420512 530278 595448 606032 643909 653072 670964 723044 735896 766816 814742 826336 1060556 1174187 1190896 1212064 1265327 1287818 1306144 1341928 1446088 1471792 1629484 1855973 2121112 2348374 2381792 2530654 2575636 2683856 2851597 2892176 2943584 3258968 3711946 4242224 4507363 4696748 5061308 5151272 5367712 5703194 5784352 6517936 7423892 8219309 8484448 9014726 9393496 10122616 10302544 11406388 13035872 14847784 16438618 18029452 18786992 19961179 20245232 20605088 22812776 29695568 31551541 32877236 36058904 37573984 39922358 40490464 45625552 57535163 59391136 63103082 65754472 72117808 79844716 91251104 115070326 126206164 131508944 139728253 144235616 159689432 230140652 252412328 263017888 279456506 319378864 460281304 504824656 558913012 638757728 920562608 978097771 1009649312 1117826024 1841125216 1956195542 2235652048 3912391084 4471304096 7824782168 15649564336 31299128672
• Sum of all divisors σ(n): 78671440512
• Sum of proper divisors (its aliquot sum) s(n): 47372311840
• 31299128672 is an abundant number, because the sum of its proper divisors (47372311840) is greater than itself. Its abundance is 16073183168

Bases of 31299128672

• Binary: 11101001001100100101100110101100000₂
• Hexadecimal: 0x74992CD60
• Base-36: EDMOY8W

Squares and roots of 31299128672

• 31299128672 squared (31299128672²) is 979635455626412483584
• 31299128672 cubed (31299128672³) is 30661736177304430685442703720448
• The square root of 31299128672 is 176915.5975938811
• The cube root of 31299128672 is 3151.4523804493

Scales and comparisons

• 31,299,128,672 seconds is equal to 995 years, 11 weeks, 1 day, 10 hours, 24 minutes, 32 seconds.
• To count from 1 to 31,299,128,672 would take you about one thousand, nine hundred ninety 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 31299128672 cubic inches would be around 262.6 feet tall.

Recreational maths with 31299128672

• 31299128672 backwards is 27682199213
• The number of decimal digits it has is: 11
• The sum of 31299128672's digits is 50
• More coming soon!