21214912992

Names of 21214912992

• Cardinal: 21214912992 can be written as Twenty-one billion, two hundred fourteen million, nine hundred twelve thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.1214912992 × 10¹⁰

Factors of 21214912992

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 75

Divisors of 21214912992

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 19 21 24 26 28 31 32 38 39 42 48 49 52 56 57 62 76 78 84 91 93 96 98 104 112 114 124 133 147 152 156 168 182 186 196 208 217 224 228 247 248 266 273 294 304 312 336 361 364 372 392 399 403 416 434 456 494 496 532 546 588 589 608 624 637 651 672 722 728 741 744 784 798 806 868 912 931 961 988 992 1064 1083 1092 1176 1178 1209 1248 1274 1302 1444 1456 1482 1488 1519 1568 1596 1612 1729 1736 1767 1824 1862 1911 1922 1976 2128 2166 2184 2352 2356 2418 2527 2548 2604 2793 2821 2883 2888 2912 2964 2976 3038 3192 3224 3458 3472 3534 3724 3822 3844 3952 4123 4256 4332 4368 4557 4693 4704 4712 4836 5054 5096 5187 5208 5586 5642 5766 5776 5928 6076 6384 6448 6727 6916 6944 7068 7448 7581 7644 7657 7688 7904 8246 8463 8664 8736 9114 9386 9424 9672 10108 10192 10374 10416 11172 11191 11284 11532 11552 11856 12103 12152 12369 12493 12768 12896 13454 13832 14079 14136 14896 15162 15288 15314 15376 16492 16926 17328 17689 18228 18259 18772 18848 19344 19747 20181 20216 20384 20748 20832 22344 22382 22568 22971 23064 23712 24206 24304 24738 24986 26908 27664 28158 28272 28861 29792 30324 30576 30628 30752 32851 32984 33573 33852 34656 35378 36309 36456 36518 37479 37544 38688 39494 40362 40432 41496 44688 44764 45136 45942 46128 47089 48412 48608 49476 49972 53067 53599 53816 54777 55328 56316 56544 57722 59241 60648 61152 61256 65702 65968 67146 67704 70756 72618 72912 73036 74958 75088 78337 78988 80724 80864 82992 86583 87451 89376 89528 90272 91884 92256 94178 96824 98553 98952 99944 106134 107198 107632 109554 112632 115444 118482 121296 122512 127813 131404 131936 134292 135408 141267 141512 145236 145483 145824 146072 149916 150176 156674 157976 160797 161448 165984 173166 174902 179056 183768 188356 193648 197106 197904 199888 212268 214396 215264 219108 225264 229957 230888 235011 236964 237367 242592 245024 255626 262353 262808 268584 270816 282534 283024 290472 290966 292144 299832 313348 315952 321594 322896 346332 346921 349804 358112 367536 375193 376712 383439 387296 394212 395808 399776 424536 428792 436449 438216 450528 459914 461776 470022 473928 474734 511252 524706 525616 537168 548359 565068 566048 580944 581932 584288 599664 612157 626696 631904 643188 645792 689871 692664 693842 699608 712101 735072 750386 753424 766878 788424 849072 857584 872898 876432 894691 919828 923552 940044 947856 949468 1018381 1022504 1040763 1049412 1051232 1074336 1096718 1125579 1130136 1161888 1163864 1199328 1224314 1253392 1286376 1379742 1385328 1387684 1399216 1424202 1500772 1506848 1533756 1576848 1645077 1661569 1698144 1715168 1745796 1752864 1789382 1836471 1839656 1880088 1895712 1898936 2036762 2045008 2081526 2098824 2193436 2251158 2260272 2327728 2428447 2448628 2506784 2572752 2684073 2759484 2770656 2775368 2798432 2848404 3001544 3055143 3067512 3153696 3290154 3323138 3491592 3578764 3672942 3679312 3760176 3797872 4073524 4090016 4163052 4197648 4386872 4502316 4509973 4520544 4655456 4856894 4897256 4984707 5145504 5368146 5518968 5550736 5696808 6003088 6110286 6135024 6580308 6646276 6983184 7128667 7157528 7285341 7345884 7358624 7520352 7595744 8147048 8326104 8395296 8773744 9004632 9019946 9713788 9794512 9969414 10736292 11037936 11101472 11393616 11630983 12006176 12220572 12270048 13160616 13292552 13529919 13966368 14257334 14315056 14570682 14691768 16294096 16652208 16999129 17547488 18009264 18039892 19427576 19589024 19938828 21386001 21472584 22075872 22787232 23261966 24441144 26321232 26585104 27059838 28514668 28630112 29141364 29383536 31569811 32588192 33304416 33998258 34892949 36018528 36079784 38855152 39877656 42772002 42945168 46523932 48882288 50997387 52642464 53170208 54119676 57029336 58282728 58767072 63139622 67996516 69785898 72159568 77710304 79755312 85544004 85890336 93047864 94709433 97764576 101994774 108239352 114058672 116565456 126279244 135993032 139571796 144319136 159510624 171088008 186095728 189418866 203989548 216478704 220988677 228117344 233130912 252558488 271986064 279143592 342176016 372191456 378837732 407979096 432957408 441977354 505116976 543972128 558287184 662966031 684352032 757675464 815958192 883954708 1010233952 1116574368 1325932062 1515350928 1631916384 1767909416 2651864124 3030701856 3535818832 5303728248 7071637664 10607456496 21214912992
• Sum of all divisors σ(n): 76081252968
• Sum of proper divisors (its aliquot sum) s(n): 54866339976
• 21214912992 is an abundant number, because the sum of its proper divisors (54866339976) is greater than itself. Its abundance is 33651426984

Bases of 21214912992

• Binary: 10011110000100000011110000111100000₂
• Hexadecimal: 0x4F081E1E0
• Base-36: 9QUT7MO

Squares and roots of 21214912992

• 21214912992 squared (21214912992²) is 450072533258130392064
• 21214912992 cubed (21214912992³) is 9548249633160262544228607295488
• The square root of 21214912992 is 145653.4002074789
• The cube root of 21214912992 is 2768.3038177101

Scales and comparisons

• 21,214,912,992 seconds is equal to 674 years, 29 weeks, 3 days, 23 hours, 23 minutes, 12 seconds.
• To count from 1 to 21,214,912,992 would take you about one thousand, three hundred forty-nine 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 21214912992 cubic inches would be around 230.7 feet tall.

Recreational maths with 21214912992

• 21214912992 backwards is 29921941212
• 21214912992 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21214912992's digits is 42
• More coming soon!