31440338930

Names of 31440338930

• Cardinal: 31440338930 can be written as Thirty-one billion, four hundred forty million, three hundred thirty-eight thousand, nine hundred thirty.

Scientific notation

• Scientific notation: 3.144033893 × 10¹⁰

Factors of 31440338930

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 323

Divisors of 31440338930

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 5 7 10 11 13 14 22 26 35 37 49 55 65 67 70 74 77 91 98 110 130 134 143 154 181 182 185 245 259 286 335 362 370 385 407 455 469 481 490 518 539 637 670 715 737 770 814 871 905 910 938 962 1001 1078 1267 1274 1295 1430 1474 1742 1810 1813 1991 2002 2035 2345 2353 2405 2479 2534 2590 2695 2849 3185 3283 3367 3626 3685 3982 4070 4355 4690 4706 4810 4958 5005 5159 5291 5390 5698 6097 6335 6370 6566 6697 6734 7007 7370 8710 8869 9065 9581 9955 10010 10318 10582 11765 12127 12194 12395 12670 13394 13937 14014 14245 16415 16471 16835 17353 17738 18130 19162 19910 19943 23530 23569 24254 24790 25795 25883 26455 27269 27874 28490 30485 32227 32830 32942 33485 33670 34706 35035 36113 37037 39886 42679 44345 46879 47138 47905 51590 51766 52910 54538 60635 60970 64454 66970 67067 69685 70070 72226 73667 74074 82355 84889 85358 86765 87061 88690 93758 95810 97559 99715 115297 117845 121270 121471 129415 133397 134134 136345 139370 147334 157651 161135 164710 169778 173530 174122 180565 181181 185185 190883 195118 199430 213395 225589 230594 234395 235690 242942 258830 259259 266794 272690 315302 322270 328153 335335 354497 361130 362362 368335 370370 381766 424445 426790 435305 448699 451178 468790 469469 487795 515669 518518 576485 594223 607355 609427 656306 666985 670670 708994 736670 788255 848890 870610 897398 905905 933779 938938 954415 957671 975590 1031338 1103557 1127945 1152970 1188446 1214710 1218854 1268267 1296295 1333970 1336181 1576510 1579123 1640765 1734161 1772485 1811810 1867558 1908830 1915342 2207114 2243495 2255890 2347345 2481479 2536534 2578345 2592590 2672362 2971115 3047135 3140893 3158246 3281530 3468322 3544970 3609683 4265989 4486990 4668895 4694690 4788355 4935689 4962958 5156690 5517785 5833087 5942230 6094270 6281786 6341335 6536453 6680905 6703697 7219366 7724899 7895615 8531978 8670805 9337790 9576710 9871378 11035570 11666174 12139127 12407395 12682670 13072906 13361810 13407394 15449798 15704465 15791230 17341610 17370353 18048415 21329945 21986251 24278254 24678445 24814790 29165435 31408930 32682265 33518485 34549823 34740706 36096830 38624495 40831609 42659890 43972502 46925879 49356890 58330870 60695635 64163957 65364530 67036970 69099646 77248990 81663218 84973889 86851765 93851758 109931255 121391270 128327914 169947778 172749115 173703530 204158045 219862510 234629395 241848761 285821263 320819785 345498230 408316090 424869445 449147699 469258790 483697522 571642526 641639570 849738890 898295398 1209243805 1429106315 2245738495 2418487610 2858212630 3144033893 4491476990 6288067786 15720169465 31440338930
• Sum of all divisors σ(n): 81062601984
• Sum of proper divisors (its aliquot sum) s(n): 49622263054
• 31440338930 is an abundant number, because the sum of its proper divisors (49622263054) is greater than itself. Its abundance is 18181924124

Bases of 31440338930

• Binary: 11101010001111111010111111111110010₂
• Hexadecimal: 0x751FD7FF2
• Base-36: EFYRKS2

Squares and roots of 31440338930

• 31440338930 squared (31440338930²) is 988494912033273544900
• 31440338930 cubed (31440338930³) is 31078615064906655689058572957000
• The square root of 31440338930 is 177314.2378096017
• The cube root of 31440338930 is 3156.1846721871

Scales and comparisons

• 31,440,338,930 seconds is equal to 999 years, 36 weeks, 4 days, 19 hours, 28 minutes, 50 seconds.
• To count from 1 to 31,440,338,930 would take you about one thousand, nine hundred ninety-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 31440338930 cubic inches would be around 263 feet tall.

Recreational maths with 31440338930

• 31440338930 backwards is 03983304413
• The number of decimal digits it has is: 11
• The sum of 31440338930's digits is 38
• More coming soon!