31800394752

Names of 31800394752

• Cardinal: 31800394752 can be written as Thirty-one billion, eight hundred million, three hundred ninety-four thousand, seven hundred fifty-two.

Scientific notation

• Scientific notation: 3.1800394752 × 10¹⁰

Factors of 31800394752

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 72

Divisors of 31800394752

• Number of divisors d(n): 528
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 21 24 28 32 34 42 43 48 49 51 56 64 68 84 86 96 98 102 112 119 128 129 136 147 168 172 192 196 204 224 238 256 258 272 289 294 301 336 344 357 384 392 408 448 476 512 516 544 578 588 602 672 688 714 731 768 784 816 833 867 896 903 952 1024 1032 1088 1156 1176 1204 1344 1376 1428 1462 1536 1568 1632 1666 1734 1792 1806 1904 2023 2064 2107 2176 2193 2312 2352 2408 2499 2688 2752 2856 2924 3072 3136 3264 3332 3468 3584 3612 3808 4046 4128 4214 4352 4386 4624 4704 4816 4913 4998 5117 5376 5504 5712 5848 6069 6272 6321 6528 6664 6936 7168 7224 7616 8092 8256 8428 8704 8772 9248 9408 9632 9826 9996 10234 10752 11008 11424 11696 12138 12427 12544 12642 13056 13328 13872 14161 14448 14739 15232 15351 16184 16512 16856 17408 17544 18496 18816 19264 19652 19992 20468 21504 22016 22848 23392 24276 24854 25088 25284 26112 26656 27744 28322 28896 29478 30464 30702 32368 33024 33712 34391 35088 35819 36992 37281 37632 38528 39304 39984 40936 42483 44032 45696 46784 48552 49708 50176 50568 52224 53312 55488 56644 57792 58956 60928 61404 64736 66048 67424 68782 70176 71638 73984 74562 75264 77056 78608 79968 81872 84966 86989 91392 93568 97104 99416 101136 103173 106624 107457 110976 113288 115584 117912 121856 122808 129472 132096 134848 137564 140352 143276 147968 149124 150528 154112 157216 159936 163744 169932 173978 182784 187136 194208 198832 202272 206346 211259 213248 214914 221952 226576 231168 235824 240737 245616 258944 260967 269696 275128 280704 286552 295936 298248 308224 314432 319872 327488 339864 347956 365568 374272 388416 397664 404544 412692 422518 426496 429828 443904 453152 462336 471648 481474 491232 517888 521934 539392 550256 561408 573104 596496 608923 628864 633777 639744 654976 679728 695912 722211 748544 776832 795328 809088 825384 845036 852992 859656 887808 906304 924672 943296 962948 982464 1035776 1043868 1078784 1100512 1122816 1146208 1192992 1217846 1257728 1267554 1279488 1309952 1359456 1391824 1444422 1478813 1553664 1590656 1618176 1650768 1690072 1719312 1812608 1826769 1886592 1925896 1964928 2071552 2087736 2157568 2201024 2245632 2292416 2385984 2435692 2515456 2535108 2558976 2619904 2718912 2783648 2888844 2957626 3107328 3181312 3236352 3301536 3380144 3438624 3625216 3653538 3773184 3851792 3929856 4175472 4402048 4436439 4584832 4771968 4871384 5030912 5070216 5239808 5437824 5567296 5777688 5915252 6214656 6362624 6472704 6603072 6760288 6877248 7250432 7307076 7546368 7703584 7859712 8350944 8804096 8872878 9169664 9543936 9742768 10140432 10351691 10875648 11134592 11555376 11830504 12725248 13206144 13520576 13754496 14500864 14614152 15092736 15407168 15719424 16701888 17608192 17745756 18339328 19087872 19485536 20280864 20703382 21751296 22269184 23110752 23661008 26412288 27041152 27508992 29228304 30814336 31055073 33403776 35216384 35491512 36678656 38175744 38971072 40561728 41406764 43502592 44538368 46221504 47322016 52824576 54082304 55017984 58456608 61628672 62110146 66807552 70983024 77942144 81123456 82813528 89076736 92443008 94644032 105649152 108164608 110035968 116913216 123257344 124220292 133615104 141966048 155884288 162246912 165627056 184886016 189288064 216329216 233826432 246514688 248440584 267230208 283932096 311768576 324493824 331254112 369772032 378576128 467652864 496881168 567864192 623537152 648987648 662508224 739544064 757152256 935305728 993762336 1135728384 1325016448 1514304512 1870611456 1987524672 2271456768 2650032896 3975049344 4542913536 5300065792 7950098688 10600131584 15900197376 31800394752
• Sum of all divisors σ(n): 107195330880
• Sum of proper divisors (its aliquot sum) s(n): 75394936128
• 31800394752 is an abundant number, because the sum of its proper divisors (75394936128) is greater than itself. Its abundance is 43594541376

Bases of 31800394752

• Binary: 11101100111011100111000010000000000₂
• Hexadecimal: 0x767738400
• Base-36: ELX4TMO

Squares and roots of 31800394752

• 31800394752 squared (31800394752²) is 1011265106383029141504
• 31800394752 cubed (31800394752³) is 32158629581903601613346866987008
• The square root of 31800394752 is 178326.6518274821
• The cube root of 31800394752 is 3168.1872147295

Scales and comparisons

• 31,800,394,752 seconds is equal to 1,011 years, 8 weeks, 2 hours, 59 minutes, 12 seconds.
• To count from 1 to 31,800,394,752 would take you about two thousand and twenty-two 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 31800394752 cubic inches would be around 264 feet tall.

Recreational maths with 31800394752

• 31800394752 backwards is 25749300813
• 31800394752 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31800394752's digits is 42
• More coming soon!