31213000728
31,213,000,728 is an even composite number composed of six prime numbers multiplied together.
31213000728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 31213000728:
23 × 34 × 7 × 132 × 19 × 2143
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 13 × 13 × 19 × 2143)See below for interesting mathematical facts about the number 31213000728 from the Numbermatics database.
Names of 31213000728
- Cardinal: 31213000728 can be written as Thirty-one billion, two hundred thirteen million, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 3.1213000728 × 1010
Factors of 31213000728
Divisors of 31213000728
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 18 19 21 24 26 27 28 36 38 39 42 52 54 56 57 63 72 76 78 81 84 91 104 108 114 117 126 133 152 156 162 168 169 171 182 189 216 228 234 247 252 266 273 312 324 338 342 351 364 378 399 456 468 494 504 507 513 532 546 567 648 676 684 702 728 741 756 798 819 936 988 1014 1026 1053 1064 1092 1134 1183 1197 1352 1368 1404 1482 1512 1521 1539 1596 1638 1729 1976 2028 2052 2106 2143 2184 2223 2268 2366 2394 2457 2808 2964 3042 3078 3192 3211 3276 3458 3549 3591 4056 4104 4212 4286 4446 4536 4563 4732 4788 4914 5187 5928 6084 6156 6422 6429 6552 6669 6916 7098 7182 7371 8424 8572 8892 9126 9464 9576 9633 9828 10374 10647 10773 12168 12312 12844 12858 13338 13689 13832 14196 14364 14742 15001 15561 17144 17784 18252 19266 19287 19656 20007 20748 21294 21546 22477 25688 25716 26676 27378 27859 28392 28728 28899 29484 30002 31122 31941 36504 38532 38574 40014 40717 41496 42588 43092 44954 45003 46683 51432 53352 54756 55718 57798 57861 58968 60004 62244 63882 67431 77064 77148 80028 81434 83577 85176 86184 86697 89908 90006 93366 95823 109512 111436 115596 115722 120008 122151 124488 127764 134862 135009 140049 154296 160056 162868 167154 173394 173583 179816 180012 186732 191646 195013 202293 222872 231192 231444 244302 250731 255528 260091 269724 270018 280098 285019 325736 334308 346788 347166 360024 362167 366453 373464 383292 390026 404586 405027 462888 488604 501462 520182 529321 539448 540036 560196 570038 585039 606879 668616 693576 694332 724334 732906 752193 766584 780052 809172 810054 855057 977208 1002924 1040364 1058642 1080072 1086501 1099359 1120392 1140076 1170078 1213758 1215081 1388664 1448668 1465812 1504386 1560104 1587963 1618344 1620108 1710114 1755117 1820637 2005848 2080728 2117284 2173002 2198718 2256579 2280152 2340156 2427516 2430162 2535169 2565171 2897336 2931624 3008772 3175926 3240216 3259503 3298077 3420228 3510234 3641274 3705247 4234568 4346004 4397436 4513158 4680312 4763889 4855032 4860324 5070338 5130342 5265351 6017544 6351852 6519006 6596154 6840456 6881173 7020468 7282548 7410494 7605507 7695513 8692008 8794872 9026316 9527778 9720648 9778509 10140676 10260684 10530702 11115741 12703704 13038012 13192308 13762346 14040936 14291667 14565096 14820988 15211014 15391026 15796053 18052632 19055556 19557018 20281352 20521368 20643519 21061404 22231482 22816521 23086539 26076024 26384616 27524692 28583334 29335527 29641976 30422028 30782052 31592106 33347223 38111112 39114036 41287038 42122808 42875001 44462964 45633042 46173078 48168211 55049384 57166668 58671054 60844056 61564104 61930557 63184212 66694446 68449563 78228072 82574076 85750002 88925928 91266084 92346156 96336422 100041669 114333336 117342108 123861114 126368424 133388892 136899126 144504633 165148152 171500004 182532168 184692312 185791671 192672844 200083338 205348689 234684216 247722228 266777784 273798252 289009266 300125007 343000008 371583342 385345688 400166676 410697378 433513899 495444456 547596504 557375013 578018532 600250014 743166684 800333352 821394756 867027798 1114750026 1156037064 1200500028 1300541697 1486333368 1642789512 1734055596 2229500052 2401000056 2601083394 3468111192 3901625091 4459000104 5202166788 7803250182 10404333576 15606500364 31213000728
- Sum of all divisors σ(n): 113939020800
- Sum of proper divisors (its aliquot sum) s(n): 82726020072
- 31213000728 is an abundant number, because the sum of its proper divisors (82726020072) is greater than itself. Its abundance is 51513019344
Bases of 31213000728
- Binary: 111010001000111000010011000000110002
- Hexadecimal: 0x744709818
- Base-36: EC7EXI0
Squares and roots of 31213000728
- 31213000728 squared (312130007282) is 974251414446128529984
- 31213000728 cubed (312130007283) is 30409310108362039523172161828352
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The
square root of 31213000728 is 176672.0145580505 -
The
cube root of 31213000728 is 3148.5590361713
Scales and comparisons
How big is 31213000728?- 31,213,000,728 seconds is equal to 992 years, 24 weeks, 5 days, 13 hours, 58 minutes, 48 seconds.
-
To count from 1 to 31,213,000,728 would take you about one thousand, nine hundred eighty-four 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 31213000728 cubic inches would be around 262.4 feet tall.
Recreational maths with 31213000728
- 31213000728 backwards is 82700031213
- 31213000728 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31213000728's digits is 27
- More coming soon!
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The information we have on file for 31213000728 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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