31121057968

Names of 31121057968

• Cardinal: 31121057968 can be written as Thirty-one billion, one hundred twenty-one million, fifty-seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1121057968 × 10¹⁰

Factors of 31121057968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 327

Divisors of 31121057968

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 22 26 28 44 49 52 56 77 88 91 98 104 112 131 143 154 163 169 176 182 196 208 262 286 308 326 338 364 392 524 539 572 616 637 652 676 728 784 917 1001 1048 1078 1141 1144 1183 1232 1274 1304 1352 1441 1456 1703 1793 1834 1859 2002 2096 2119 2156 2282 2288 2366 2548 2608 2704 2882 3406 3586 3668 3718 4004 4238 4312 4564 4732 5096 5764 6419 6812 7007 7172 7336 7436 7987 8008 8281 8476 8624 9128 9464 10087 10192 11528 11921 12551 12838 13013 13624 14014 14344 14672 14833 14872 15974 16016 16562 16952 18256 18733 18928 20174 21353 22139 23056 23309 23842 25102 25676 26026 27248 27547 28028 28688 29666 29744 31948 33124 33904 37466 40348 42706 44278 46618 47684 50204 51352 52052 55094 56056 59332 63896 66248 70609 74932 80696 83447 85412 87857 88556 91091 93236 95368 100408 102704 103831 104104 110188 112112 118664 127792 131131 132496 141218 149471 149864 154973 161392 163163 166894 170824 175714 177112 182182 186472 190736 192829 200816 207662 208208 220376 234883 237328 243529 262262 277589 282436 298942 299728 303017 309946 326326 333788 341648 351428 354224 364364 372944 385658 415324 440752 469766 487058 524524 555178 564872 597884 606034 619892 652652 667576 702856 728728 771316 830648 917917 939532 974116 1046297 1049048 1084811 1110356 1129744 1142141 1195768 1212068 1239784 1305304 1335152 1349803 1405712 1457456 1542632 1644181 1661296 1704703 1835834 1879064 1943123 1948232 2092594 2098096 2121119 2169622 2220712 2284282 2391536 2424136 2479568 2610608 2699606 3053479 3085264 3288362 3409406 3608657 3671668 3758128 3886246 3896464 4185188 4242238 4339244 4441424 4568564 4848272 5399212 6106958 6576724 6818812 7217314 7343336 7772492 8370376 8484476 8678488 9137128 10798424 11509267 11932921 12213916 13153448 13601861 13637624 14434628 14686672 14847833 15544984 16740752 16968952 17356976 18274256 21374353 21596848 23018534 23865842 24427832 25260599 26306896 27203722 27275248 28869256 29695666 31089968 33937904 39695227 42748706 46037068 47731684 48855664 50521198 54407444 57738512 59391332 79390454 85497412 92074136 95463368 101042396 108814888 118782664 149620471 158780908 170994824 176824193 184148272 190926736 202084792 217629776 237565328 277866589 299240942 317561816 341989648 353648386 404169584 555733178 598481884 635123632 707296772 1111466356 1196963768 1414593544 1945066123 2222932712 2393927536 2829187088 3890132246 4445865424 7780264492 15560528984 31121057968
• Sum of all divisors σ(n): 84001427136
• Sum of proper divisors (its aliquot sum) s(n): 52880369168
• 31121057968 is an abundant number, because the sum of its proper divisors (52880369168) is greater than itself. Its abundance is 21759311200

Bases of 31121057968

• Binary: 11100111110111101011010100010110000₂
• Hexadecimal: 0x73EF5A8B0
• Base-36: EAOOA0G

Squares and roots of 31121057968

• 31121057968 squared (31121057968²) is 968520249047616289024
• 31121057968 cubed (31121057968³) is 30141374813792663322936946143232
• The square root of 31121057968 is 176411.6151731513
• The cube root of 31121057968 is 3145.4644718301

Scales and comparisons

• 31,121,057,968 seconds is equal to 989 years, 28 weeks, 5 days, 10 hours, 19 minutes, 28 seconds.
• To count from 1 to 31,121,057,968 would take you about one thousand, nine hundred seventy-nine 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 31121057968 cubic inches would be around 262.1 feet tall.

Recreational maths with 31121057968

• 31121057968 backwards is 86975012113
• The number of decimal digits it has is: 11
• The sum of 31121057968's digits is 43
• More coming soon!