21521489864004
21,521,489,864,004 is an even composite number composed of six prime numbers multiplied together.
21521489864004 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21521489864004:
22 × 32 × 13 × 443 × 1999 × 51929
(2 × 2 × 3 × 3 × 13 × 443 × 1999 × 51929)See below for interesting mathematical facts about the number 21521489864004 from the Numbermatics database.
Names of 21521489864004
- Cardinal: 21521489864004 can be written as Twenty-one trillion, five hundred twenty-one billion, four hundred eighty-nine million, eight hundred sixty-four thousand and four.
Scientific notation
- Scientific notation: 2.1521489864004 × 1013
Factors of 21521489864004
Divisors of 21521489864004
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 443 468 886 1329 1772 1999 2658 3987 3998 5316 5759 5997 7974 7996 11518 11994 15948 17277 17991 23036 23988 25987 34554 35982 51831 51929 51974 69108 71964 77961 103662 103858 103948 155787 155922 207324 207716 233883 311574 311844 467361 467766 623148 675077 885557 934722 935532 1350154 1771114 1869444 2025231 2656671 2700308 3542228 4050462 5313342 6075693 7970013 8100924 10626684 11512241 12151386 15940026 23004547 23024482 24302772 31880052 34536723 46009094 46048964 69013641 69073446 92018188 103610169 103806071 138027282 138146892 207040923 207220338 207612142 276054564 299059111 311418213 414081846 414440676 415224284 598118222 622836426 828163692 897177333 934254639 1196236444 1245672852 1349478923 1794354666 1868509278 2691531999 2698957846 3588709332 3737018556 4048436769 5383063998 5397915692 8096873538 10766127996 12145310307 16193747076 24290620614 45986089453 48581241228 91972178906 137958268359 183944357812 275916536718 413874805077 551833073436 597819162889 827749610154 1195638325778 1655499220308 1793457488667 2391276651556 3586914977334 5380372466001 7173829954668 10760744932002 21521489864004
- Sum of all divisors σ(n): 58749032160000
- Sum of proper divisors (its aliquot sum) s(n): 37227542295996
- 21521489864004 is an abundant number, because the sum of its proper divisors (37227542295996) is greater than itself. Its abundance is 15706052431992
Bases of 21521489864004
- Binary: 1001110010010110111001100001000100101010001002
- Hexadecimal: 0x1392DCC22544
- Base-36: 7MMU3EA10
Squares and roots of 21521489864004
- 21521489864004 squared (215214898640042) is 463174525966426910414912016
- 21521489864004 cubed (215214898640043) is 9968205865851314254895230694437465472064
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The
square root of 21521489864004 is 4639125.9806135897 -
The
cube root of 21521489864004 is 27815.7502075199
Scales and comparisons
How big is 21521489864004?- 21,521,489,864,004 seconds is equal to 684,316 years, 41 weeks, 6 days, 20 hours, 53 minutes, 24 seconds.
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To count from 1 to 21,521,489,864,004 would take you about one million, seven hundred ten thousand, seven hundred ninety-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 21521489864004 cubic inches would be around 2318 feet tall.
Recreational maths with 21521489864004
- 21521489864004 backwards is 40046898412512
- The number of decimal digits it has is: 14
- The sum of 21521489864004's digits is 54
- More coming soon!
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The information we have on file for 21521489864004 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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