21273447216
21,273,447,216 is an even composite number composed of five prime numbers multiplied together.
21273447216 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21273447216:
24 × 3 × 73 × 173 × 263
(2 × 2 × 2 × 2 × 3 × 7 × 7 × 7 × 17 × 17 × 17 × 263)See below for interesting mathematical facts about the number 21273447216 from the Numbermatics database.
Names of 21273447216
- Cardinal: 21273447216 can be written as Twenty-one billion, two hundred seventy-three million, four hundred forty-seven thousand, two hundred sixteen.
Scientific notation
- Scientific notation: 2.1273447216 × 1010
Factors of 21273447216
Divisors of 21273447216
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 17 21 24 28 34 42 48 49 51 56 68 84 98 102 112 119 136 147 168 196 204 238 263 272 289 294 336 343 357 392 408 476 526 578 588 686 714 784 789 816 833 867 952 1029 1052 1156 1176 1372 1428 1578 1666 1734 1841 1904 2023 2058 2104 2312 2352 2499 2744 2856 3156 3332 3468 3682 4046 4116 4208 4471 4624 4913 4998 5488 5523 5712 5831 6069 6312 6664 6936 7364 8092 8232 8942 9826 9996 11046 11662 12138 12624 12887 13328 13413 13872 14161 14728 14739 16184 16464 17493 17884 19652 19992 22092 23324 24276 25774 26826 28322 29456 29478 31297 32368 34391 34986 35768 38661 39304 39984 42483 44184 46648 48552 51548 53652 56644 58956 62594 68782 69972 71536 76007 77322 78608 84966 88368 90209 93296 93891 97104 99127 103096 103173 107304 113288 117912 125188 137564 139944 152014 154644 169932 180418 187782 198254 206192 206346 214608 219079 226576 228021 235824 240737 250376 270627 275128 279888 297381 304028 309288 339864 360836 375564 396508 412692 438158 456042 481474 500752 532049 541254 550256 594762 608056 618576 657237 679728 721672 722211 751128 793016 825384 876316 912084 962948 1064098 1082508 1189524 1216112 1292119 1314474 1443344 1444422 1502256 1533553 1586032 1596147 1650768 1685159 1752632 1824168 1925896 2128196 2165016 2379048 2584238 2628948 2888844 3067106 3192294 3370318 3505264 3648336 3724343 3851792 3876357 4256392 4330032 4600659 4758096 5055477 5168476 5257896 5777688 6134212 6384588 6740636 7448686 7752714 8512784 9044833 9201318 10110954 10336952 10515792 11173029 11555376 12268424 12769176 13481272 14897372 15505428 18089666 18402636 20221908 20673904 22346058 24536848 25538352 26070401 26962544 27134499 29794744 31010856 36179332 36805272 40443816 44692116 52140802 54268998 59589488 62021712 63313831 72358664 73610544 78211203 80887632 89384232 104281604 108537996 126627662 144717328 156422406 178768464 189941493 208563208 217075992 253255324 312844812 379882986 417126416 434151984 443196817 506510648 625689624 759765972 886393634 1013021296 1251379248 1329590451 1519531944 1772787268 2659180902 3039063888 3545574536 5318361804 7091149072 10636723608 21273447216
- Sum of all divisors σ(n): 68352768000
- Sum of proper divisors (its aliquot sum) s(n): 47079320784
- 21273447216 is an abundant number, because the sum of its proper divisors (47079320784) is greater than itself. Its abundance is 25805873568
Bases of 21273447216
- Binary: 100111100111111111100001011001100002
- Hexadecimal: 0x4F3FF0B30
- Base-36: 9RTNSXC
Squares and roots of 21273447216
- 21273447216 squared (212734472162) is 452559556451938150656
- 21273447216 cubed (212734472163) is 9627501836276678488877071773696
-
The
square root of 21273447216 is 145854.1984860223 -
The
cube root of 21273447216 is 2770.8474955903
Scales and comparisons
How big is 21273447216?- 21,273,447,216 seconds is equal to 676 years, 22 weeks, 2 days, 10 hours, 53 minutes, 36 seconds.
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To count from 1 to 21,273,447,216 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 21273447216 cubic inches would be around 230.9 feet tall.
Recreational maths with 21273447216
- 21273447216 backwards is 61274437212
- The number of decimal digits it has is: 11
- The sum of 21273447216's digits is 39
- More coming soon!
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