31238074868
31,238,074,868 is an even composite number composed of six prime numbers multiplied together.
31238074868 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 31238074868:
22 × 72 × 113 × 13 × 61 × 151
(2 × 2 × 7 × 7 × 11 × 11 × 11 × 13 × 61 × 151)See below for interesting mathematical facts about the number 31238074868 from the Numbermatics database.
Names of 31238074868
- Cardinal: 31238074868 can be written as Thirty-one billion, two hundred thirty-eight million, seventy-four thousand, eight hundred sixty-eight.
Scientific notation
- Scientific notation: 3.1238074868 × 1010
Factors of 31238074868
Divisors of 31238074868
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 7 11 13 14 22 26 28 44 49 52 61 77 91 98 121 122 143 151 154 182 196 242 244 286 302 308 364 427 484 539 572 604 637 671 793 847 854 1001 1057 1078 1274 1331 1342 1573 1586 1661 1694 1708 1963 2002 2114 2156 2548 2662 2684 2989 3146 3172 3322 3388 3926 4004 4228 4697 5324 5551 5929 5978 6292 6644 7007 7381 7399 7852 8723 9211 9317 9394 11011 11102 11627 11858 11956 13741 14014 14762 14798 17303 17446 18271 18422 18634 18788 21593 22022 22204 23254 23716 27482 28028 29524 29596 32879 34606 34892 36542 36844 37268 38857 43186 44044 46508 51667 54964 61061 64477 65219 65758 69212 73084 77077 77714 81191 81389 86372 95953 96187 101321 103334 119743 121121 122122 127897 128954 130438 131516 151151 154154 155428 162382 162778 191906 192374 200981 202642 206668 237523 239486 242242 244244 255794 257908 260876 302302 308308 324764 325556 361669 383812 384748 401962 405284 427427 451339 475046 478972 484484 511588 568337 604604 671671 709247 723338 803924 838201 847847 854854 895279 902678 950092 1055483 1058057 1114531 1136674 1317173 1343342 1406867 1418494 1446676 1662661 1676402 1695694 1709708 1790558 1805356 2110966 2116114 2229062 2273348 2612753 2634346 2686684 2813734 2836988 3325322 3352804 3391388 3581116 3978359 4221932 4232228 4458124 4701697 4964729 5225506 5268692 5627468 5867407 6650644 7388381 7801717 7956718 9220211 9403394 9848069 9929458 10451012 11638627 11734814 12259841 14488903 14776762 15603434 15913436 18289271 18440422 18806788 19696138 19858916 23277254 23469628 24519682 28977806 29553524 31206868 36578542 36880844 39392276 46554508 49039364 51718667 54612019 57955612 64541477 73157084 85818887 101422321 103437334 109224038 128024897 129082954 159377933 171637774 202844642 206874668 218448076 256049794 258165908 318755866 343275548 405689284 512099588 600732209 637511732 709956247 1115645531 1201464418 1419912494 2231291062 2402928836 2839824988 4462582124 7809518717 15619037434 31238074868
- Sum of all divisors σ(n): 77068567296
- Sum of proper divisors (its aliquot sum) s(n): 45830492428
- 31238074868 is an abundant number, because the sum of its proper divisors (45830492428) is greater than itself. Its abundance is 14592417560
Bases of 31238074868
- Binary: 111010001011110111100110001111101002
- Hexadecimal: 0x745EF31F4
- Base-36: ECMCCTW
Squares and roots of 31238074868
- 31238074868 squared (312380748682) is 975817321458773217424
- 31238074868 cubed (312380748683) is 30482654545220380741324154100032
-
The
square root of 31238074868 is 176742.9627113905 -
The
cube root of 31238074868 is 3149.4019144331
Scales and comparisons
How big is 31238074868?- 31,238,074,868 seconds is equal to 993 years, 14 weeks, 1 day, 19 hours, 1 minute, 8 seconds.
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To count from 1 to 31,238,074,868 would take you about one thousand, nine hundred eighty-six 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 31238074868 cubic inches would be around 262.5 feet tall.
Recreational maths with 31238074868
- 31238074868 backwards is 86847083213
- The number of decimal digits it has is: 11
- The sum of 31238074868's digits is 50
- More coming soon!
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