31462728990
31,462,728,990 is an even composite number composed of eight prime numbers multiplied together.
31462728990 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 31462728990:
2 × 3 × 5 × 72 × 11 × 67 × 113 × 257
(2 × 3 × 5 × 7 × 7 × 11 × 67 × 113 × 257)See below for interesting mathematical facts about the number 31462728990 from the Numbermatics database.
Names of 31462728990
- Cardinal: 31462728990 can be written as Thirty-one billion, four hundred sixty-two million, seven hundred twenty-eight thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 3.146272899 × 1010
Factors of 31462728990
Divisors of 31462728990
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 42 49 55 66 67 70 77 98 105 110 113 134 147 154 165 201 210 226 231 245 257 294 330 335 339 385 402 462 469 490 514 539 565 670 678 735 737 770 771 791 938 1005 1078 1130 1155 1243 1285 1407 1470 1474 1542 1582 1617 1695 1799 2010 2211 2310 2345 2373 2486 2570 2695 2814 2827 3234 3283 3390 3598 3685 3729 3855 3955 4422 4690 4746 5159 5390 5397 5537 5654 6215 6566 7035 7370 7458 7571 7710 7910 8085 8481 8701 8995 9849 10318 10794 11055 11074 11865 12430 12593 14070 14135 15142 15477 16170 16415 16611 16962 17219 17402 17990 18645 19698 19789 22110 22713 23730 25186 25795 26103 26985 27685 28270 29041 30954 32830 33222 34438 36113 37290 37779 37855 39578 42405 43505 45426 49245 51590 51657 52206 52997 53970 55370 58082 59367 60907 62965 72226 75558 75710 77385 83055 83281 84810 86095 87010 87123 98490 98945 103314 105994 108339 113565 118734 120533 121814 125930 130515 138523 145205 154770 158991 166110 166562 172190 174246 180565 182721 188895 189409 197890 203287 216678 227130 241066 249843 258285 261030 264985 277046 290410 296835 304535 317982 319451 361130 361599 365442 370979 377790 378818 406574 415569 416405 435615 499686 516570 529970 541695 568227 582967 593670 602665 609070 609861 638902 692615 723198 741958 794955 831138 832810 843731 871230 913605 947045 958353 1016435 1083390 1112937 1136454 1165934 1205330 1219722 1249215 1325863 1385230 1423009 1589910 1597255 1687462 1748901 1807995 1827210 1854895 1894090 1916706 1945747 2032870 2077845 2225874 2236157 2498430 2531193 2651726 2841135 2846018 2914835 3049305 3194510 3497802 3615990 3709790 3891494 3977589 4080769 4155690 4218655 4269027 4472314 4791765 5062386 5564685 5682270 5829670 5837241 6098610 6629315 6708471 7115045 7955178 8161538 8437310 8538054 8744505 9281041 9583530 9728735 11129370 11180785 11674482 12242307 12655965 13258630 13416942 13620229 14230090 15653099 17489010 18562082 19457470 19887945 20403845 21345135 21403217 22361570 24484614 25311930 27240458 27843123 29186205 31306198 33542355 39775890 40807690 40860687 42690270 42806434 46405205 46959297 55686246 58372410 61211535 64209651 67084710 68101145 78265495 81721374 92810410 93918594 95341603 107016085 122423070 128419302 136202290 139215615 149822519 156530990 190683206 204303435 214032170 234796485 278431230 286024809 299645038 321048255 408606870 449467557 469592970 476708015 572049618 642096510 749112595 898935114 953416030 1048757633 1430124045 1498225190 2097515266 2247337785 2860248090 3146272899 4494675570 5243788165 6292545798 10487576330 15731364495 31462728990
- Sum of all divisors σ(n): 98496787968
- Sum of proper divisors (its aliquot sum) s(n): 67034058978
- 31462728990 is an abundant number, because the sum of its proper divisors (67034058978) is greater than itself. Its abundance is 35571329988
Bases of 31462728990
- Binary: 111010100110101001100100101000111102
- Hexadecimal: 0x75353251E
- Base-36: EGC3H26
Squares and roots of 31462728990
- 31462728990 squared (314627289902) is 989903315498186420100
- 31462728990 cubed (314627289903) is 31145059741821906172104588699000
-
The
square root of 31462728990 is 177377.3632400709 -
The
cube root of 31462728990 is 3156.9337141095
Scales and comparisons
How big is 31462728990?- 31,462,728,990 seconds is equal to 1,000 years, 21 weeks, 4 days, 22 hours, 56 minutes, 30 seconds.
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To count from 1 to 31,462,728,990 would take you about two thousand 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 31462728990 cubic inches would be around 263.1 feet tall.
Recreational maths with 31462728990
- 31462728990 backwards is 09982726413
- The number of decimal digits it has is: 11
- The sum of 31462728990's digits is 51
- More coming soon!
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