81327856896
81,327,856,896 is an even composite number composed of five prime numbers multiplied together.
What does the number 81327856896 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 360 divisors.
81327856896 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 81327856896:
28 × 34 × 11 × 13 × 27427
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 11 × 13 × 27427)See below for interesting mathematical facts about the number 81327856896 from the Numbermatics database.
Names of 81327856896
- Cardinal: 81327856896 can be written as Eighty-one billion, three hundred twenty-seven million, eight hundred fifty-six thousand, eight hundred ninety-six.
Scientific notation
- Scientific notation: 8.1327856896 × 1010
Factors of 81327856896
Divisors of 81327856896
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 8 9 11 12 13 16 18 22 24 26 27 32 33 36 39 44 48 52 54 64 66 72 78 81 88 96 99 104 108 117 128 132 143 144 156 162 176 192 198 208 216 234 256 264 286 288 297 312 324 351 352 384 396 416 429 432 468 528 572 576 594 624 648 702 704 768 792 832 858 864 891 936 1053 1056 1144 1152 1188 1248 1287 1296 1404 1408 1584 1664 1716 1728 1782 1872 2106 2112 2288 2304 2376 2496 2574 2592 2808 2816 3168 3328 3432 3456 3564 3744 3861 4212 4224 4576 4752 4992 5148 5184 5616 6336 6864 6912 7128 7488 7722 8424 8448 9152 9504 9984 10296 10368 11232 11583 12672 13728 14256 14976 15444 16848 18304 19008 20592 20736 22464 23166 25344 27427 27456 28512 29952 30888 33696 36608 38016 41184 44928 46332 54854 54912 57024 61776 67392 76032 82281 82368 89856 92664 109708 109824 114048 123552 134784 164562 164736 185328 219416 228096 246843 247104 269568 301697 329124 329472 356551 370656 438832 493686 494208 603394 658248 713102 740529 741312 877664 905091 987372 988416 1069653 1206788 1316496 1426204 1481058 1482624 1755328 1810182 1974744 2139306 2221587 2413576 2632992 2715273 2852408 2962116 2965248 3208959 3510656 3620364 3922061 3949488 4278612 4443174 4827152 5265984 5430546 5704816 5924232 6417918 7021312 7240728 7844122 7898976 8145819 8557224 8886348 9626877 9654304 10531968 10861092 11409632 11766183 11848464 12835836 14481456 15688244 15797952 16291638 17114448 17772696 19253754 19308608 21063936 21722184 22819264 23532366 23696928 24437457 25671672 28880631 28962912 31376488 31595904 32583276 34228896 35298549 35545392 38507508 38617216 43444368 45638528 47064732 47393856 48874914 51343344 57761262 57925824 62752976 63191808 65166552 68457792 70597098 71090784 77015016 77234432 86888736 91277056 94129464 94787712 97749828 102686688 105895647 115522524 115851648 125505952 130333104 136915584 141194196 142181568 154030032 173777472 188258928 189575424 195499656 205373376 211791294 231045048 231703296 251011904 260666208 273831168 282388392 284363136 308060064 317686941 347554944 376517856 390999312 410746752 423582588 462090096 502023808 521332416 564776784 568726272 616120128 635373882 695109888 753035712 781998624 821493504 847165176 924180192 1004047616 1042664832 1129553568 1232240256 1270747764 1506071424 1563997248 1694330352 1848360384 2085329664 2259107136 2464480512 2541495528 3012142848 3127994496 3388660704 3696720768 4518214272 5082991056 6255988992 6777321408 7393441536 9036428544 10165982112 13554642816 20331964224 27109285632 40663928448 81327856896
- Sum of all divisors σ(n): 284911312224
- Sum of proper divisors (its aliquot sum) s(n): 203583455328
- 81327856896 is an abundant number, because the sum of its proper divisors (203583455328) is greater than itself. Its abundance is 122255598432
Bases of 81327856896
- Binary: 10010111011111000010010011101000000002
- Hexadecimal: 0x12EF849D00
- Base-36: 11D0I800
Squares and roots of 81327856896
- 81327856896 squared (813278568962) is 6614220307296254754816
- 81327856896 cubed (813278568963) is 537920362630406951376435214811136
-
The
square root of 81327856896 is 285180.3936037679 -
The
cube root of 81327856896 is 4332.5785248037
Scales and comparisons
How big is 81327856896?- 81,327,856,896 seconds is equal to 2,585 years, 50 weeks, 4 days, 15 hours, 21 minutes, 36 seconds.
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To count from 1 to 81,327,856,896 would take you about five thousand, one hundred seventy-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 81327856896 cubic inches would be around 361 feet tall.
Recreational maths with 81327856896
- 81327856896 backwards is 69865872318
- The number of decimal digits it has is: 11
- The sum of 81327856896's digits is 63
- More coming soon!
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The information we have on file for 81327856896 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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