21021213312
21,021,213,312 is an even composite number composed of six prime numbers multiplied together.
21021213312 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of six hundred forty divisors.
Prime factorization of 21021213312:
27 × 34 × 11 × 19 × 89 × 109
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 11 × 19 × 89 × 109)See below for interesting mathematical facts about the number 21021213312 from the Numbermatics database.
Names of 21021213312
- Cardinal: 21021213312 can be written as Twenty-one billion, twenty-one million, two hundred thirteen thousand, three hundred twelve.
Scientific notation
- Scientific notation: 2.1021213312 × 1010
Factors of 21021213312
Divisors of 21021213312
- Number of divisors d(n): 640
-
Complete list of divisors:
1 2 3 4 6 8 9 11 12 16 18 19 22 24 27 32 33 36 38 44 48 54 57 64 66 72 76 81 88 89 96 99 108 109 114 128 132 144 152 162 171 176 178 192 198 209 216 218 228 264 267 288 297 304 324 327 342 352 356 384 396 418 432 436 456 513 528 534 576 594 608 627 648 654 684 704 712 792 801 836 864 872 891 912 979 981 1026 1056 1068 1152 1188 1199 1216 1254 1296 1308 1368 1408 1424 1539 1584 1602 1672 1691 1728 1744 1782 1824 1881 1958 1962 2052 2071 2112 2136 2376 2398 2403 2432 2508 2592 2616 2736 2848 2937 2943 3078 3168 3204 3344 3382 3456 3488 3564 3597 3648 3762 3916 3924 4104 4142 4224 4272 4752 4796 4806 5016 5073 5184 5232 5472 5643 5696 5874 5886 6156 6213 6336 6408 6688 6764 6976 7128 7194 7209 7296 7524 7832 7848 8208 8284 8544 8811 8829 9504 9592 9612 9701 10032 10146 10368 10464 10791 10944 11286 11392 11748 11772 12312 12426 12672 12816 13376 13528 13952 14256 14388 14418 15048 15219 15664 15696 16416 16568 16929 17088 17622 17658 18601 18639 19008 19184 19224 19402 20064 20292 20928 21582 21888 22572 22781 23496 23544 24624 24852 25632 26433 26752 27056 28512 28776 28836 29103 30096 30438 31328 31392 32373 32832 33136 33858 34176 35244 35316 37202 37278 38016 38368 38448 38804 40128 40584 41856 43164 45144 45562 45657 46992 47088 49248 49704 51264 52866 54112 55803 55917 57024 57552 57672 58206 60192 60876 62656 62784 64746 65664 66272 67716 68343 70488 70632 74404 74556 76736 76896 77608 79299 80256 81168 86328 87309 90288 91124 91314 93984 94176 97119 98496 99408 102528 105732 106711 108224 111606 111834 114048 115104 115344 116412 120384 121752 125312 125568 129492 132544 135432 136686 136971 140976 141264 148808 149112 153472 153792 155216 158598 162336 167409 167751 172656 174618 180576 182248 182628 184319 187968 188352 194238 196992 198816 205029 211464 213422 216448 223212 223668 230208 230688 232824 240768 243504 258984 261927 265088 270864 273372 273942 281952 282528 297616 298224 307584 310432 317196 320133 324672 334818 335502 345312 349236 361152 364496 365256 368638 375936 376704 388476 397632 410058 422928 426844 446424 447336 460416 461376 465648 487008 502227 517968 523854 541728 546744 547884 552957 563904 565056 595232 596448 615087 620864 634392 640266 649344 669636 671004 690624 698472 722304 728992 730512 737276 776952 785781 795264 820116 845856 853688 892848 894672 922752 931296 960399 974016 1004454 1035936 1047708 1083456 1093488 1095768 1105914 1127808 1130112 1190464 1192896 1230174 1241728 1268784 1280532 1339272 1342008 1381248 1396944 1457984 1461024 1474552 1506681 1553904 1571562 1640232 1658871 1691712 1707376 1785696 1789344 1845261 1862592 1920798 1948032 2008908 2027509 2071872 2095416 2166912 2186976 2191536 2211828 2380928 2385792 2460348 2537568 2561064 2678544 2684016 2793888 2881197 2915968 2922048 2949104 3013362 3107808 3143124 3280464 3317742 3383424 3414752 3571392 3578688 3690522 3725184 3841596 4017816 4055018 4143744 4190832 4373952 4383072 4423656 4920696 4976613 5075136 5122128 5357088 5368032 5587776 5762394 5844096 5898208 6026724 6082527 6215616 6286248 6560928 6635484 6829504 7142784 7157376 7381044 7683192 8035632 8110036 8381664 8643591 8747904 8766144 8847312 9841392 9953226 10150272 10244256 10714176 10736064 11175552 11524788 11796416 12053448 12165054 12431232 12572496 13121856 13270968 13659008 14762088 14929839 15366384 16071264 16220072 16763328 17287182 17532288 17694624 18247581 19682784 19906452 20488512 21428352 21472128 23049576 23592832 24106896 24330108 25144992 26243712 26541936 29524176 29859678 30732768 32142528 32440144 33526656 34574364 35389248 36495162 39365568 39812904 40977024 46099152 48213792 48660216 50289984 53083872 54742743 59048352 59719356 61465536 64285056 64880288 69148728 70778496 72990324 78731136 79625808 92198304 96427584 97320432 100579968 106167744 109485486 118096704 119438712 122931072 129760576 138297456 145980648 159251616 164228229 184396608 192855168 194640864 212335488 218970972 236193408 238877424 259521152 276594912 291961296 318503232 328456458 368793216 389281728 437941944 477754848 553189824 583922592 637006464 656912916 778563456 875883888 955509696 1106379648 1167845184 1313825832 1751767776 1911019392 2335690368 2627651664 3503535552 5255303328 7007071104 10510606656 21021213312
- Sum of all divisors σ(n): 73311480000
- Sum of proper divisors (its aliquot sum) s(n): 52290266688
- 21021213312 is an abundant number, because the sum of its proper divisors (52290266688) is greater than itself. Its abundance is 31269053376
Bases of 21021213312
- Binary: 100111001001111011001000010100000002
- Hexadecimal: 0x4E4F64280
- Base-36: 9NNHK00
Squares and roots of 21021213312
- 21021213312 squared (210212133122) is 441891409108606009344
- 21021213312 cubed (210212133123) is 9289093571612266697385289187328
-
The
square root of 21021213312 is 144986.9418671903 -
The
cube root of 21021213312 is 2759.8528465969
Scales and comparisons
How big is 21021213312?- 21,021,213,312 seconds is equal to 668 years, 21 weeks, 2 days, 1 hour, 55 minutes, 12 seconds.
-
To count from 1 to 21,021,213,312 would take you about one thousand, three hundred thirty-six 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 21021213312 cubic inches would be around 230 feet tall.
Recreational maths with 21021213312
- 21021213312 backwards is 21331212012
- 21021213312 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21021213312's digits is 18
- More coming soon!
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The information we have on file for 21021213312 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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