31382990730

Names of 31382990730

• Cardinal: 31382990730 can be written as Thirty-one billion, three hundred eighty-two million, nine hundred ninety thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 3.138299073 × 10¹⁰

Factors of 31382990730

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1243

Divisors of 31382990730

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 30 35 39 42 45 54 63 65 70 78 81 90 91 105 117 126 130 135 162 169 182 189 195 210 234 243 270 273 315 338 351 378 390 405 455 486 507 546 567 585 630 702 729 810 819 845 910 945 1014 1053 1134 1170 1183 1213 1215 1365 1458 1521 1638 1690 1701 1755 1890 2106 2187 2366 2426 2430 2457 2535 2730 2835 3042 3159 3402 3510 3549 3639 3645 4095 4374 4563 4914 5070 5103 5265 5670 5915 6065 6318 7098 7278 7290 7371 7605 8190 8491 8505 9126 9477 10206 10530 10647 10917 10935 11830 12130 12285 13689 14742 15210 15309 15769 15795 16982 17010 17745 18195 18954 21294 21834 21870 22113 22815 24570 25473 25515 27378 28431 30618 31538 31590 31941 32751 35490 36390 36855 41067 42455 44226 45630 47307 47385 50946 51030 53235 54585 56862 63882 65502 66339 68445 73710 76419 76545 78845 82134 84910 94614 94770 95823 98253 106470 109170 110383 110565 123201 127365 132678 136890 141921 142155 152838 153090 157690 159705 163755 191646 196506 199017 204997 205335 220766 221130 229257 236535 246402 254730 283842 284310 287469 294759 319410 327510 331149 331695 369603 382095 398034 409994 410670 425763 458514 473070 479115 491265 551915 574938 589518 614991 616005 662298 663390 687771 709605 739206 764190 851526 862407 884277 958230 982530 993447 995085 1024985 1103830 1146285 1229982 1232010 1277289 1375542 1419210 1434979 1437345 1473795 1655745 1724814 1768554 1844973 1848015 1986894 1990170 2049970 2063313 2128815 2292570 2554578 2587221 2652831 2869958 2874690 2947590 2980341 3074955 3311490 3438855 3689946 3696030 3831867 4126626 4257630 4304937 4312035 4421385 4967235 5174442 5305662 5534919 5960682 6149910 6189939 6386445 6877710 7174895 7663734 8609874 8624070 8842770 8941023 9224865 9934470 10316565 11069838 11495601 12379878 12772890 12914811 12936105 13264155 14349790 14901705 16604757 17882046 18449730 18569817 19159335 20633130 21524685 22991202 25829622 25872210 26528310 26823069 27674595 29803410 30949695 33209514 34486803 37139634 38318670 38744433 43049370 44705115 49814271 53646138 55349190 57478005 61899390 64574055 68973606 77488866 80469207 83023785 89410230 92849085 99628542 114956010 116233299 129148110 134115345 149442813 160938414 166047570 172434015 185698170 193722165 232466598 241407621 249071355 268230690 298885626 344868030 348699897 387444330 402346035 448328439 482815242 498142710 581166495 697399794 747214065 804692070 896656878 1046099691 1162332990 1207038105 1494428130 1743499485 2092199382 2241642195 2414076210 3138299073 3486998970 4483284390 5230498455 6276598146 10460996910 15691495365 31382990730
• Sum of all divisors σ(n): 104931555840
• Sum of proper divisors (its aliquot sum) s(n): 73548565110
• 31382990730 is an abundant number, because the sum of its proper divisors (73548565110) is greater than itself. Its abundance is 42165574380

Bases of 31382990730

• Binary: 11101001110100100100110111110001010₂
• Hexadecimal: 0x74E926F8A
• Base-36: EF0MEMI

Squares and roots of 31382990730

• 31382990730 squared (31382990730²) is 984892107159265932900
• 31382990730 cubed (31382990730³) is 30908859869029409405805502017000
• The square root of 31382990730 is 177152.4505334317
• The cube root of 31382990730 is 3154.2645097617

Scales and comparisons

• 31,382,990,730 seconds is equal to 997 years, 45 weeks, 6 days, 1 hour, 25 minutes, 30 seconds.
• To count from 1 to 31,382,990,730 would take you about one thousand, nine hundred ninety-five 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 31382990730 cubic inches would be around 262.9 feet tall.

Recreational maths with 31382990730

• 31382990730 backwards is 03709928313
• 31382990730 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31382990730's digits is 45
• More coming soon!