21215881984000
21,215,881,984,000 is an even composite number composed of six prime numbers multiplied together.
21215881984000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 21215881984000:
211 × 53 × 11 × 61 × 113 × 1093
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 11 × 61 × 113 × 1093)See below for interesting mathematical facts about the number 21215881984000 from the Numbermatics database.
Names of 21215881984000
- Cardinal: 21215881984000 can be written as Twenty-one trillion, two hundred fifteen billion, eight hundred eighty-one million, nine hundred eighty-four thousand.
Scientific notation
- Scientific notation: 2.1215881984 × 1013
Factors of 21215881984000
Divisors of 21215881984000
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 61 64 80 88 100 110 113 122 125 128 160 176 200 220 226 244 250 256 275 305 320 352 400 440 452 488 500 512 550 565 610 640 671 704 800 880 904 976 1000 1024 1093 1100 1130 1220 1243 1280 1342 1375 1408 1525 1600 1760 1808 1952 2000 2048 2186 2200 2260 2440 2486 2560 2684 2750 2816 2825 3050 3200 3355 3520 3616 3904 4000 4372 4400 4520 4880 4972 5120 5368 5465 5500 5632 5650 6100 6215 6400 6710 6893 7040 7232 7625 7808 8000 8744 8800 9040 9760 9944 10240 10736 10930 11000 11264 11300 12023 12200 12430 12800 13420 13786 14080 14125 14464 15250 15616 16000 16775 17488 17600 18080 19520 19888 21472 21860 22000 22528 22600 24046 24400 24860 25600 26840 27325 27572 28160 28250 28928 30500 31075 31232 32000 33550 34465 34976 35200 36160 39040 39776 42944 43720 44000 45200 48092 48800 49720 51200 53680 54650 55144 56320 56500 57856 60115 61000 62150 62464 64000 66673 67100 68930 69952 70400 72320 75823 78080 79552 83875 85888 87440 88000 90400 96184 97600 99440 107360 109300 110288 112640 113000 115712 120230 122000 123509 124300 124928 128000 133346 134200 136625 137860 139904 140800 144640 151646 155375 156160 159104 167750 171776 172325 174880 176000 180800 192368 195200 198880 214720 218600 220576 226000 231424 240460 244000 247018 248600 256000 266692 268400 273250 275720 279808 281600 289280 300575 303292 310750 312320 318208 333365 335500 343552 344650 349760 352000 361600 379115 384736 390400 397760 429440 437200 441152 452000 480920 488000 494036 497200 533384 536800 546500 551440 559616 563200 578560 601150 606584 617545 621500 624640 636416 666730 671000 687104 689300 699520 704000 723200 733403 758230 769472 780800 795520 858880 861625 874400 882304 904000 961840 976000 988072 994400 1066768 1073600 1093000 1102880 1119232 1157120 1202300 1213168 1235090 1243000 1272832 1333460 1342000 1358599 1374208 1378600 1399040 1408000 1446400 1466806 1502875 1516460 1538944 1561600 1591040 1666825 1717760 1723250 1748800 1764608 1808000 1895575 1923680 1952000 1976144 1988800 2133536 2147200 2186000 2205760 2238464 2404600 2426336 2470180 2486000 2545664 2666920 2684000 2717198 2757200 2798080 2816000 2892800 2933612 3005750 3032920 3077888 3087725 3123200 3182080 3333650 3435520 3446500 3497600 3529216 3616000 3667015 3791150 3847360 3904000 3952288 3977600 4267072 4294400 4372000 4411520 4809200 4852672 4940360 4972000 5333840 5368000 5434396 5514400 5596160 5785600 5867224 6011500 6065840 6155776 6175450 6364160 6667300 6792995 6871040 6893000 6995200 7058432 7232000 7334030 7534049 7582300 7694720 7808000 7904576 7955200 8334125 8534144 8588800 8744000 8823040 9477875 9618400 9705344 9880720 9944000 10667680 10736000 10868792 11028800 11192320 11734448 12023000 12131680 12311552 12350900 12728320 13334600 13585990 13786000 13990400 14116864 14464000 14668060 15068098 15164600 15389440 15438625 15616000 15809152 15910400 16668250 17068288 17177600 17488000 17646080 18335075 18955750 19236800 19410688 19761440 19888000 21335360 21472000 21737584 22057600 23468896 24046000 24263360 24623104 24701800 26669200 27171980 27572000 27980800 28928000 29336120 30136196 30329200 30778880 30877250 31618304 31820800 33336500 33964975 34136576 34355200 34976000 35292160 36670150 37670245 37911500 38473600 38821376 39522880 39776000 42670720 42944000 43475168 44115200 46937792 48092000 48526720 49403600 53338400 54343960 55144000 55961600 58672240 60272392 60658400 61557760 61754500 63236608 63641600 66673000 67929950 68273152 69952000 70584320 73340300 75340490 75823000 76947200 77642752 79045760 79552000 82874539 85341440 85888000 86950336 88230400 91675375 93875584 96184000 97053440 98807200 106676800 108687920 110288000 117344480 120544784 121316800 123115520 123509000 126473216 133346000 135859900 136546304 139904000 146680600 150680980 151646000 153894400 155285504 158091520 159104000 165749078 169824875 170682880 171776000 173900672 176460800 183350750 187751168 188351225 192368000 194106880 197614400 213353600 217375840 220576000 234688960 241089568 242633600 247018000 252946432 266692000 271719800 279808000 293361200 301361960 303292000 307788800 316183040 318208000 331498156 339649750 341365760 347801344 352921600 366701500 375502336 376702450 384736000 388213760 395228800 414372695 426707200 434751680 441152000 469377920 482179136 485267200 494036000 533384000 543439600 586722400 602723920 606584000 615577600 632366080 662996312 679299500 682731520 695602688 733403000 751004672 753404900 769472000 776427520 790457600 828745390 853414400 869503360 882304000 938755840 941756125 964358272 970534400 988072000 1066768000 1086879200 1173444800 1205447840 1213168000 1264732160 1325992624 1358599000 1391205376 1466806000 1502009344 1506809800 1538944000 1580915200 1657490780 1706828800 1739006720 1764608000 1877511680 1883512250 1928716544 1941068800 1976144000 2071863475 2133536000 2173758400 2346889600 2410895680 2426336000 2651985248 2717198000 2782410752 2933612000 3013619600 3077888000 3161830400 3314981560 3413657600 3478013440 3755023360 3767024500 3857433088 3882137600 3952288000 4143726950 4267072000 4347516800 4693779200 4821791360 4852672000 5303970496 5434396000 5867224000 6027239200 6323660800 6629963120 6956026880 7510046720 7534049000 7714866176 7904576000 8287453900 8534144000 8695033600 9387558400 9643582720 9705344000 10359317375 10607940992 10868792000 11734448000 12054478400 13259926240 13912053760 15068098000 15429732352 15809152000 16574907800 17068288000 17390067200 18775116800 19287165440 19410688000 20718634750 21215881984 21737584000 23468896000 24108956800 26519852480 30136196000 31618304000 33149815600 34780134400 37550233600 38574330880 41437269500 42431763968 43475168000 46937792000 48217913600 53039704960 60272392000 66299631200 69560268800 77148661760 82874539000 84863527936 86950336000 93875584000 96435827200 106079409920 120544784000 132599262400 165749078000 169727055872 173900672000 187751168000 192871654400 212158819840 241089568000 265198524800 331498156000 347801344000 385743308800 424317639680 482179136000 530397049600 662996312000 848635279360 964358272000 1060794099200 1325992624000 1928716544000 2121588198400 2651985248000 4243176396800 5303970496000 10607940992000 21215881984000
- Sum of all divisors σ(n): 59275279889280
- Sum of proper divisors (its aliquot sum) s(n): 38059397905280
- 21215881984000 is an abundant number, because the sum of its proper divisors (38059397905280) is greater than itself. Its abundance is 16843515921280
Bases of 21215881984000
- Binary: 1001101001011101101010001101111111000000000002
- Hexadecimal: 0x134BB51BF800
- Base-36: 7IQFWCSN4
Squares and roots of 21215881984000
- 21215881984000 squared (212158819840002) is 450113648359015776256000000
- 21215881984000 cubed (212158819840003) is 9549558042972553971441445371904000000000
-
The
square root of 21215881984000 is 4606070.1236520487 -
The
cube root of 21215881984000 is 27683.4596453101
Scales and comparisons
How big is 21215881984000?- 21,215,881,984,000 seconds is equal to 674,599 years, 21 weeks, 6 days, 15 hours, 6 minutes, 40 seconds.
-
To count from 1 to 21,215,881,984,000 would take you about one million, six hundred eighty-six thousand, four hundred ninety-eight 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 21215881984000 cubic inches would be around 2307 feet tall.
Recreational maths with 21215881984000
- 21215881984000 backwards is 00048918851212
- The number of decimal digits it has is: 14
- The sum of 21215881984000's digits is 49
- More coming soon!
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