21391314954984

Names of 21391314954984

• Cardinal: 21391314954984 can be written as Twenty-one trillion, three hundred ninety-one billion, three hundred fourteen million, nine hundred fifty-four thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.1391314954984 × 10¹³

Factors of 21391314954984

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 229

Divisors of 21391314954984

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 36 37 39 52 61 72 74 78 104 111 113 117 122 148 156 169 183 222 226 234 244 296 312 333 338 339 366 444 452 468 481 488 507 549 666 676 678 732 793 888 904 936 962 1014 1017 1098 1332 1352 1356 1443 1464 1469 1521 1586 1924 2028 2034 2196 2257 2379 2664 2712 2886 2938 3042 3172 3721 3848 4056 4068 4181 4329 4392 4407 4514 4758 5772 5876 6084 6253 6344 6771 6893 7137 7442 8136 8362 8658 8814 9028 9516 10309 11163 11544 11752 12168 12506 12543 12769 13221 13542 13786 14274 14884 16724 17316 17628 18056 18759 19032 19097 20313 20618 20679 22326 25012 25086 25538 26442 27084 27572 28548 29341 29768 30927 33448 33489 34632 35256 37518 37629 38194 38307 40626 41236 41358 44652 48373 50024 50172 51076 52884 54168 54353 55144 56277 57096 57291 58682 61854 62037 66978 75036 75258 76388 76614 81252 82472 82716 88023 89304 89609 92781 96746 100344 102152 105768 108706 112554 114582 114921 117364 123708 124074 133956 137677 145119 150072 150516 152776 153228 162504 163059 165432 165997 171873 176046 179218 185562 193492 217412 225108 229164 229842 234728 247416 248148 255041 264069 267912 268827 275354 290238 301032 306456 326118 331994 343746 352092 358436 371124 381433 386984 413031 420473 434824 435357 450216 458328 459684 472453 489177 496296 497991 510082 528138 537654 550708 580476 628849 652236 663988 687492 704184 706589 716872 742248 762866 765123 778909 806481 826062 840946 870714 919368 944906 978354 995982 1020164 1056276 1075308 1101416 1144299 1160952 1164917 1239093 1257698 1261419 1304472 1327976 1374984 1413178 1417359 1493973 1525732 1530246 1557818 1612962 1652124 1681892 1741428 1789801 1886547 1889812 1956708 1991964 2040328 2112552 2119767 2150616 2157961 2288598 2295369 2329834 2336727 2478186 2515396 2522838 2826356 2834718 2987946 3051464 3060492 3115636 3225924 3304248 3315533 3363784 3432897 3482856 3494751 3579602 3773094 3779624 3784257 3913416 3983928 4239534 4252077 4315922 4577196 4590738 4659668 4673454 4956372 5030792 5045676 5369403 5466149 5652712 5659641 5669436 5975892 6120984 6141889 6231272 6359301 6451848 6473883 6631066 6865794 6989502 7010181 7159204 7546188 7568514 8479068 8504154 8631844 9154392 9181476 9319336 9346908 9912744 9946599 10091352 10125817 10484253 10738806 10932298 11319282 11338872 11951784 12283778 12718602 12947766 13262132 13731588 13979004 14020362 14318408 15092376 15137028 15557501 16108209 16398447 16958136 17008308 17263688 18362952 18425667 18693816 19421649 19893198 20251634 20968506 21477612 21864596 22638564 23267413 24567556 25437204 25895532 26524264 27463176 27958008 28040724 28819633 29839797 30274056 30377451 31115002 32216418 32796894 34016616 36851334 38843298 39786396 40503268 41937012 42955224 43101929 43729192 45277128 46534826 46672503 47513449 49135112 49195341 50874408 51791064 55277001 56081448 57639266 59679594 60754902 62230004 64432836 65593788 69802239 71059937 73702668 77686596 79572792 79844557 81006536 83874024 86203858 86458899 91132353 93069652 93345006 95026898 98390682 110554002 115278532 119359188 121509804 124460008 128865672 129305787 131187576 131635621 139604478 140017509 142119874 142540347 147405336 155373192 159689114 172407716 172917798 182264706 186139304 186690012 190053796 196781364 202247513 209406717 213179811 221108004 230557064 238718376 239533671 243019608 258611574 259376697 263271242 279208956 280035018 284239748 285080694 319378228 344815432 345835596 364529412 373380024 374655229 380107592 387917361 393562728 394906863 404495026 418813434 426359622 427621041 442216008 479067342 517223148 518753394 526542484 558417912 560070036 568479496 570161388 606742539 617674837 638756456 639539433 691671192 718601013 729058824 749310458 775834722 789813726 808990052 837626868 852719244 855242082 958134684 1034446296 1037506788 1053084968 1120140072 1123965687 1140322776 1184720589 1213485078 1235349674 1279078866 1437202026 1498620916 1551669444 1579627452 1617980104 1675253736 1705438488 1710484164 1757997613 1820227617 1853024511 1916269368 2075013576 2247931374 2369441178 2426970156 2470699348 2558157732 2629217669 2874404052 2997241832 3103338888 3159254904 3371897061 3420968328 3515995226 3640455234 3706049022 4495862748 4738882356 4853940312 4870517977 4941398696 5116315464 5258435338 5273992839 5559073533 5748808104 6743794122 7031990452 7280910468 7412098044 7887653007 8029772881 8991725496 9477764712 9741035954 10516870676 10547985678 11118147066 13487588244 14063980904 14561820936 14611553931 14824196088 15775306014 15821978517 16059545762 19482071908 21033741352 21095971356 22236294132 22853968969 23662959021 24089318643 26975176488 29223107862 31550612028 31643957034 32119091524 38964143816 42191942712 43834661793 44472588264 45707937938 47325918042 48178637286 58446215724 63101224056 63287914068 64238183048 68561906907 72267955929 87669323586 91415875876 94651836084 96357274572 116892431448 126575828136 137123813814 144535911858 175338647172 182831751752 189303672168 192714549144 205685720721 274247627628 289071823716 297101596597 350677294344 411371441442 548495255256 578143647432 594203193194 822742882884 891304789791 1188406386388 1645485765768 1782609579582 2376812772776 2673914369373 3565219159164 5347828738746 7130438318328 10695657477492 21391314954984
• Sum of all divisors σ(n): 66088005575670
• Sum of proper divisors (its aliquot sum) s(n): 44696690620686
• 21391314954984 is an abundant number, because the sum of its proper divisors (44696690620686) is greater than itself. Its abundance is 23305375665702

Bases of 21391314954984

• Binary: 100110111010010001101101110101010101011101000₂
• Hexadecimal: 0x13748DBAAAE8
• Base-36: 7KZ18M7E0

Squares and roots of 21391314954984

• 21391314954984 squared (21391314954984²) is 457588355503322129946440256
• 21391314954984 cubed (21391314954984³) is 9788416632304749816817687643107685435904
• The square root of 21391314954984 is 4625074.5891265365
• The cube root of 21391314954984 is 27759.5546266895

Scales and comparisons

• 21,391,314,954,984 seconds is equal to 680,177 years, 33 weeks, 4 days, 19 hours, 56 minutes, 24 seconds.
• To count from 1 to 21,391,314,954,984 would take you about one million, seven hundred thousand, four hundred forty-four 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 21391314954984 cubic inches would be around 2313.3 feet tall.

Recreational maths with 21391314954984

• 21391314954984 backwards is 48945941319312
• The number of decimal digits it has is: 14
• The sum of 21391314954984's digits is 63
• More coming soon!