21264838272
21,264,838,272 is an even composite number composed of five prime numbers multiplied together.
21264838272 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21264838272:
27 × 32 × 412 × 79 × 139
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 41 × 41 × 79 × 139)See below for interesting mathematical facts about the number 21264838272 from the Numbermatics database.
Names of 21264838272
- Cardinal: 21264838272 can be written as Twenty-one billion, two hundred sixty-four million, eight hundred thirty-eight thousand, two hundred seventy-two.
Scientific notation
- Scientific notation: 2.1264838272 × 1010
Factors of 21264838272
Divisors of 21264838272
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 41 48 64 72 79 82 96 123 128 139 144 158 164 192 237 246 278 288 316 328 369 384 417 474 492 556 576 632 656 711 738 834 948 984 1112 1152 1251 1264 1312 1422 1476 1668 1681 1896 1968 2224 2502 2528 2624 2844 2952 3239 3336 3362 3792 3936 4448 5004 5043 5056 5248 5688 5699 5904 6478 6672 6724 7584 7872 8896 9717 10008 10086 10112 10981 11376 11398 11808 12956 13344 13448 15129 15168 15744 17097 17792 19434 20016 20172 21962 22752 22796 23616 25912 26688 26896 29151 30258 30336 32943 34194 38868 40032 40344 43924 45504 45592 47232 51291 51824 53376 53792 58302 60516 65886 68388 77736 80064 80688 87848 91008 91184 98829 102582 103648 107584 116604 121032 131772 132799 136776 155472 160128 161376 175696 182368 197658 205164 207296 215168 233208 233659 242064 263544 265598 273552 310944 322752 351392 364736 395316 398397 410328 414592 450221 466416 467318 484128 527088 531196 547104 621888 645504 700977 702784 729472 790632 796794 820656 900442 932832 934636 968256 1054176 1062392 1094208 1195191 1243776 1350663 1401954 1405568 1581264 1593588 1641312 1800884 1865664 1869272 1936512 2102931 2108352 2124784 2188416 2390382 2701326 2803908 3162528 3187176 3282624 3601768 3731328 3738544 4051989 4205862 4216704 4249568 4780764 5402652 5607816 6325056 6374352 6565248 7203536 7477088 8103978 8411724 8499136 9561528 10805304 11215632 12650112 12748704 14407072 14954176 16207956 16823448 16998272 18459061 19123056 21610608 22431264 25497408 28814144 29908352 32415912 33646896 36918122 38246112 43221216 44862528 50994816 55377183 57628288 64831824 67293792 73836244 76492224 86442432 89725056 110754366 129663648 134587584 147672488 152984448 166131549 172884864 221508732 259327296 269175168 295344976 332263098 443017464 518654592 590689952 664526196 886034928 1181379904 1329052392 1772069856 2362759808 2658104784 3544139712 5316209568 7088279424 10632419136 21264838272
- Sum of all divisors σ(n): 63971544000
- Sum of proper divisors (its aliquot sum) s(n): 42706705728
- 21264838272 is an abundant number, because the sum of its proper divisors (42706705728) is greater than itself. Its abundance is 21441867456
Bases of 21264838272
- Binary: 100111100110111101110101110100000002
- Hexadecimal: 0x4F37BAE80
- Base-36: 9ROJA80
Squares and roots of 21264838272
- 21264838272 squared (212648382722) is 452193346734315945984
- 21264838272 cubed (212648382723) is 9615818385979647943900447899648
-
The
square root of 21264838272 is 145824.6833427045 -
The
cube root of 21264838272 is 2770.4736760715
Scales and comparisons
How big is 21264838272?- 21,264,838,272 seconds is equal to 676 years, 8 weeks, 19 hours, 31 minutes, 12 seconds.
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To count from 1 to 21,264,838,272 would take you about one thousand, three hundred fifty-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 21264838272 cubic inches would be around 230.9 feet tall.
Recreational maths with 21264838272
- 21264838272 backwards is 27283846212
- The number of decimal digits it has is: 11
- The sum of 21264838272's digits is 45
- More coming soon!
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