31945138368
31,945,138,368 is an even composite number composed of six prime numbers multiplied together.
31945138368 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred four divisors.
Prime factorization of 31945138368:
26 × 3 × 112 × 13 × 192 × 293
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 11 × 11 × 13 × 19 × 19 × 293)See below for interesting mathematical facts about the number 31945138368 from the Numbermatics database.
Names of 31945138368
- Cardinal: 31945138368 can be written as Thirty-one billion, nine hundred forty-five million, one hundred thirty-eight thousand, three hundred sixty-eight.
Scientific notation
- Scientific notation: 3.1945138368 × 1010
Factors of 31945138368
Divisors of 31945138368
- Number of divisors d(n): 504
-
Complete list of divisors:
1 2 3 4 6 8 11 12 13 16 19 22 24 26 32 33 38 39 44 48 52 57 64 66 76 78 88 96 104 114 121 132 143 152 156 176 192 208 209 228 242 247 264 286 293 304 312 352 361 363 416 418 429 456 484 494 528 572 586 608 624 627 704 722 726 741 832 836 858 879 912 968 988 1056 1083 1144 1172 1216 1248 1254 1444 1452 1482 1573 1672 1716 1758 1824 1936 1976 2112 2166 2288 2299 2344 2496 2508 2717 2888 2904 2964 3146 3223 3344 3432 3516 3648 3809 3872 3952 3971 4332 4576 4598 4688 4693 4719 5016 5434 5567 5776 5808 5928 6292 6446 6688 6864 6897 7032 7618 7744 7904 7942 8151 8664 9152 9196 9376 9386 9438 9669 10032 10868 11134 11427 11552 11616 11856 11913 12584 12892 13376 13728 13794 14064 14079 15236 15808 15884 16302 16701 17328 18392 18752 18772 18876 19338 20064 21736 22268 22854 23104 23232 23712 23826 25168 25784 27456 27588 28128 28158 29887 30472 31768 32604 33402 34656 35453 36784 37544 37752 38676 40128 41899 43472 43681 44536 45708 47424 47652 50336 51568 51623 55176 56256 56316 59774 60944 61237 63536 65208 66804 69312 70906 72371 73568 75088 75504 77352 83798 86944 87362 89072 89661 91416 95304 100672 103136 103246 105773 106359 110352 112632 119548 121888 122474 125697 127072 130416 131043 133608 141812 144742 147136 150176 151008 154704 154869 167596 173888 174724 178144 179322 182832 183711 190608 206272 206492 211546 212718 217113 220704 225264 239096 243776 244948 251394 254144 260832 262086 267216 283624 289484 300352 302016 309408 309738 317319 335192 349448 356288 358644 365664 367422 381216 412984 423092 425436 434226 441408 450528 460889 478192 489896 502788 521664 524172 534432 567248 567853 578968 618816 619476 634638 670384 673607 698896 717288 731328 734844 762432 796081 825968 846184 850872 868452 901056 921778 956384 979792 1005576 1048344 1068864 1134496 1135706 1157936 1163503 1238952 1269276 1340768 1347214 1375049 1382667 1397792 1434576 1469688 1592162 1651936 1692368 1701744 1703559 1736904 1843556 1912768 1959584 2011152 2020821 2096688 2268992 2271412 2315872 2327006 2388243 2477904 2538552 2681536 2694428 2750098 2765334 2795584 2869152 2939376 3184324 3303872 3384736 3403488 3407118 3473808 3490509 3687112 3919168 4022304 4041642 4125147 4193376 4542824 4631744 4654012 4776486 4955808 5077104 5388856 5500196 5530668 5738304 5878752 6368648 6769472 6806976 6814236 6947616 6981018 7374224 8044608 8083284 8250294 8386752 8756891 9085648 9308024 9552972 9911616 10154208 10777712 11000392 11061336 11757504 12737296 12798533 13628472 13895232 13962036 14748448 15125539 16166568 16500588 17513782 18171296 18616048 19105944 20308416 21555424 22000784 22122672 25474592 25597066 26270673 27256944 27924072 29496896 30251078 32333136 33001176 35027564 36342592 37232096 38211888 38395599 43110848 44001568 44245344 45376617 50949184 51194132 52541346 54513888 55848144 60502156 64666272 66002352 70055128 74464192 76423776 76791198 88003136 88490688 90753234 102388264 105082692 109027776 111696288 121004312 129332544 132004704 140110256 152847552 153582396 166380929 181506468 204776528 210165384 223392576 242008624 264009408 280220512 307164792 332761858 363012936 409553056 420330768 484017248 499142787 560441024 614329584 665523716 726025872 819106112 840661536 968034496 998285574 1228659168 1331047432 1452051744 1681323072 1996571148 2457318336 2662094864 2904103488 3993142296 5324189728 7986284592 10648379456 15972569184 31945138368
- Sum of all divisors σ(n): 105953594544
- Sum of proper divisors (its aliquot sum) s(n): 74008456176
- 31945138368 is an abundant number, because the sum of its proper divisors (74008456176) is greater than itself. Its abundance is 42063317808
Bases of 31945138368
- Binary: 111011100000001010000100000110000002
- Hexadecimal: 0x7701420C0
- Base-36: EOBB6IO
Squares and roots of 31945138368
- 31945138368 squared (319451383682) is 1020491865350665703424
- 31945138368 cubed (319451383683) is 32599753842045440736791731372032
-
The
square root of 31945138368 is 178732.0294966741 -
The
cube root of 31945138368 is 3172.9867450173
Scales and comparisons
How big is 31945138368?- 31,945,138,368 seconds is equal to 1,015 years, 39 weeks, 2 days, 9 hours, 32 minutes, 48 seconds.
-
To count from 1 to 31,945,138,368 would take you about two thousand and thirty-one 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 31945138368 cubic inches would be around 264.4 feet tall.
Recreational maths with 31945138368
- 31945138368 backwards is 86383154913
- The number of decimal digits it has is: 11
- The sum of 31945138368's digits is 51
- More coming soon!
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