31297405440

Names of 31297405440

• Cardinal: 31297405440 can be written as Thirty-one billion, two hundred ninety-seven million, four hundred five thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.129740544 × 10¹⁰

Factors of 31297405440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 126

Divisors of 31297405440

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 70 80 84 96 98 105 109 112 120 128 140 147 160 168 192 196 210 218 224 240 245 256 280 294 320 327 336 343 384 392 420 436 448 480 490 512 545 560 588 640 654 672 686 735 763 768 784 840 872 896 960 980 1029 1090 1120 1176 1280 1308 1344 1372 1470 1526 1536 1568 1635 1680 1715 1744 1792 1920 1960 2058 2180 2240 2289 2352 2560 2616 2688 2744 2940 3052 3136 3270 3360 3430 3488 3584 3815 3840 3920 4116 4360 4480 4578 4704 5145 5232 5341 5376 5488 5880 6104 6272 6540 6720 6860 6976 7630 7680 7840 8232 8720 8960 9156 9408 10290 10464 10682 10752 10976 11445 11760 11881 12208 12544 13080 13440 13720 13952 15260 15680 16023 16464 17440 17920 18312 18816 20580 20928 21364 21952 22890 23520 23762 24416 25088 26160 26705 26880 27440 27904 30520 31360 32046 32928 34880 35643 36624 37387 37632 41160 41856 42728 43904 45780 47040 47524 48832 52320 53410 53760 54880 55808 59405 61040 62720 64092 65856 69760 71286 73248 74774 75264 80115 82320 83167 83712 85456 87808 91560 94080 95048 97664 104640 106820 109760 112161 118810 122080 125440 128184 131712 139520 142572 146496 149548 160230 164640 166334 167424 170912 175616 178215 183120 186935 188160 190096 195328 209280 213640 219520 224322 237620 244160 249501 256368 263424 279040 285144 292992 299096 320460 329280 332668 341824 356430 366240 373870 376320 380192 390656 415835 418560 427280 439040 448644 475240 488320 499002 512736 526848 560805 570288 582169 585984 598192 640920 658560 665336 683648 712860 732480 747740 760384 831670 837120 854560 878080 897288 950480 976640 998004 1025472 1121610 1140576 1164338 1171968 1196384 1247505 1281840 1317120 1330672 1367296 1425720 1464960 1495480 1520768 1663340 1709120 1746507 1794576 1900960 1953280 1996008 2050944 2243220 2281152 2328676 2392768 2495010 2563680 2634240 2661344 2734592 2851440 2910845 2929920 2990960 3041536 3326680 3418240 3493014 3589152 3801920 3992016 4075183 4101888 4486440 4562304 4657352 4785536 4990020 5127360 5322688 5702880 5821690 5859840 5981920 6083072 6653360 6836480 6986028 7178304 7603840 7984032 8150366 8203776 8732535 8972880 9124608 9314704 9571072 9980040 10254720 10645376 11405760 11643380 11963840 12225549 13306720 13672960 13972056 14356608 15207680 15968064 16300732 17465070 17945760 18249216 18629408 19142144 19960080 20375915 20509440 21290752 22811520 23286760 23927680 24451098 26613440 27944112 28713216 30415360 31936128 32601464 34930140 35891520 37258816 39920160 40751830 41018880 42581504 45623040 46573520 47855360 48902196 53226880 55888224 57426432 61127745 63872256 65202928 69860280 71783040 74517632 79840320 81503660 91246080 93147040 95710720 97804392 106453760 111776448 122255490 127744512 130405856 139720560 143566080 149035264 159680640 163007320 186294080 195608784 212907520 223552896 244510980 260811712 279441120 287132160 298070528 319361280 326014640 372588160 391217568 447105792 489021960 521623424 558882240 638722560 652029280 745176320 782435136 894211584 978043920 1043246848 1117764480 1304058560 1490352640 1564870272 1956087840 2086493696 2235528960 2608117120 3129740544 3912175680 4471057920 5216234240 6259481088 7824351360 10432468480 15648702720 31297405440
• Sum of all divisors σ(n): 117761212800
• Sum of proper divisors (its aliquot sum) s(n): 86463807360
• 31297405440 is an abundant number, because the sum of its proper divisors (86463807360) is greater than itself. Its abundance is 55166401920

Bases of 31297405440

• Binary: 11101001001011110001000001000000000₂
• Hexadecimal: 0x749788200
• Base-36: EDLO0LC

Squares and roots of 31297405440

• 31297405440 squared (31297405440²) is 979527587275741593600
• 31297405440 cubed (31297405440³) is 30656672038633869731570909184000
• The square root of 31297405440 is 176910.7273174807
• The cube root of 31297405440 is 3151.3945430217

Scales and comparisons

• 31,297,405,440 seconds is equal to 995 years, 8 weeks, 2 days, 11 hours, 44 minutes.
• To count from 1 to 31,297,405,440 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 31297405440 cubic inches would be around 262.6 feet tall.

Recreational maths with 31297405440

• 31297405440 backwards is 04450479213
• The number of decimal digits it has is: 11
• The sum of 31297405440's digits is 39
• More coming soon!