21820642804224

Names of 21820642804224

• Cardinal: 21820642804224 can be written as Twenty-one trillion, eight hundred twenty billion, six hundred forty-two million, eight hundred four thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 2.1820642804224 × 10¹³

Factors of 21820642804224

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 16

Divisors of 21820642804224

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 81 88 96 99 108 121 128 132 144 162 176 192 198 216 242 243 256 264 288 297 324 352 363 384 396 432 484 486 512 528 576 594 648 704 726 729 768 792 864 891 968 972 1056 1089 1152 1188 1296 1331 1408 1452 1458 1536 1584 1728 1782 1936 1944 2112 2178 2187 2304 2376 2592 2662 2673 2816 2904 2916 3168 3267 3456 3564 3872 3888 3993 4224 4356 4374 4608 4752 5184 5324 5346 5632 5808 5832 6336 6534 6912 7128 7744 7776 7986 8019 8448 8712 8748 9504 9801 10368 10648 10692 11616 11664 11979 12672 13068 13824 14256 14641 15488 15552 15972 16038 16896 17424 17496 19008 19602 20736 21296 21384 23232 23328 23958 24057 25344 26136 28512 29282 29403 30976 31104 31944 32076 34848 34992 35937 38016 39204 41472 42592 42768 43923 46464 46656 47916 48114 50688 52272 57024 58564 58806 61952 62208 63888 64152 69696 69984 71874 76032 78408 85184 85536 87846 88209 92928 93312 95832 96228 104544 107811 114048 117128 117612 124416 127776 128304 131769 139392 139968 143748 152064 156816 161051 170368 171072 175692 176418 185856 186624 191664 192456 209088 215622 228096 234256 235224 255552 256608 263538 264627 278784 279936 287496 313632 322102 323433 340736 342144 351384 352836 373248 383328 384912 395307 418176 431244 456192 468512 470448 483153 511104 513216 527076 529254 557568 559872 574992 627264 644204 646866 681472 684288 702768 705672 766656 769824 790614 836352 862488 937024 940896 966306 970299 1022208 1026432 1054152 1058508 1119744 1149984 1185921 1254528 1288408 1293732 1368576 1405536 1411344 1449459 1533312 1539648 1581228 1672704 1724976 1771561 1874048 1881792 1932612 1940598 2044416 2052864 2108304 2117016 2299968 2371842 2509056 2576816 2587464 2811072 2822688 2898918 2910897 3066624 3079296 3162456 3449952 3543122 3557763 3748096 3763584 3865224 3881196 4105728 4216608 4234032 4348377 4599936 4743684 5018112 5153632 5174928 5314683 5622144 5645376 5797836 5821794 6133248 6158592 6324912 6899904 7086244 7115526 7496192 7527168 7730448 7762392 8433216 8468064 8696754 9199872 9487368 10307264 10349856 10629366 10673289 11244288 11290752 11595672 11643588 12317184 12649824 13045131 13799808 14172488 14231052 15054336 15460896 15524784 15944049 16866432 16936128 17393508 18399744 18974736 19487171 20614528 20699712 21258732 21346578 22488576 22581504 23191344 23287176 25299648 26090262 27599616 28344976 28462104 30921792 31049568 31888098 32019867 33732864 33872256 34787016 37949472 38974342 39135393 41229056 41399424 42517464 42693156 45163008 46382688 46574352 47832147 50599296 52180524 55199232 56689952 56924208 58461513 61843584 62099136 63776196 64039734 67465728 67744512 69574032 75898944 77948684 78270786 82458112 82798848 85034928 85386312 92765376 93148704 95664294 101198592 104361048 113379904 113848416 116923026 117406179 123687168 124198272 127552392 128079468 135489024 139148064 143496441 151797888 155897368 156541572 165597696 170069856 170772624 175384539 185530752 186297408 191328588 202397184 208722096 226759808 227696832 233846052 234812358 247374336 248396544 255104784 256158936 278296128 286992882 303595776 311794736 313083144 340139712 341545248 350769078 352218537 371061504 372594816 382657176 417444192 430489323 453519616 455393664 467692104 469624716 496793088 510209568 512317872 526153617 556592256 573985764 607191552 623589472 626166288 680279424 683090496 701538156 704437074 742123008 745189632 765314352 834888384 860978646 907039232 910787328 935384208 939249432 1020419136 1024635744 1052307234 1113184512 1147971528 1247178944 1252332576 1291467969 1360558848 1366180992 1403076312 1408874148 1490379264 1530628704 1578460851 1669776768 1721957292 1821574656 1870768416 1878498864 2040838272 2049271488 2104614468 2226369024 2295943056 2494357888 2504665152 2582935938 2721117696 2732361984 2806152624 2817748296 3061257408 3156921702 3339553536 3443914584 3741536832 3756997728 3874403907 4081676544 4098542976 4209228936 4591886112 4735382553 4988715776 5009330304 5165871876 5464723968 5612305248 5635496592 6122514816 6313843404 6679107072 6887829168 7483073664 7513995456 7748807814 8163353088 8197085952 8418457872 9183772224 9470765106 9977431552 10018660608 10331743752 11224610496 11270993184 12245029632 12627686808 13775658336 14206147659 14966147328 15027990912 15497615628 16394171904 16836915744 18367544448 18941530212 20037321216 20663487504 22449220992 22541986368 24490059264 25255373616 27551316672 28412295318 29932294656 30055981824 30995231256 33673831488 36735088896 37883060424 41326975008 42618442977 44898441984 45083972736 50510747232 55102633344 56824590636 60111963648 61990462512 67347662976 73470177792 75766120848 82653950016 85236885954 89796883968 90167945472 101021494464 110205266688 113649181272 123980925024 134695325952 151532241696 165307900032 170473771908 180335890944 202042988928 220410533376 227298362544 247961850048 269390651904 303064483392 330615800064 340947543816 404085977856 454596725088 495923700096 606128966784 661231600128 681895087632 808171955712 909193450176 991847400192 1212257933568 1363790175264 1818386900352 1983694800384 2424515867136 2727580350528 3636773800704 5455160701056 7273547601408 10910321402112 21820642804224
• Sum of all divisors σ(n): 71926836030720
• Sum of proper divisors (its aliquot sum) s(n): 50106193226496
• 21820642804224 is an abundant number, because the sum of its proper divisors (50106193226496) is greater than itself. Its abundance is 28285550422272

Bases of 21820642804224

• Binary: 100111101100010000011101010011100001000000000₂
• Hexadecimal: 0x13D883A9C200
• Base-36: 7QG9JC000

Squares and roots of 21820642804224

• 21820642804224 squared (21820642804224²) is 476140452389532630392242176
• 21820642804224 cubed (21820642804224³) is 10389690736233615257626926244367563751424
• The square root of 21820642804224 is 4671257.0903584401
• The cube root of 21820642804224 is 27944.0390829237

Scales and comparisons

• 21,820,642,804,224 seconds is equal to 693,828 years, 49 weeks, 1 day, 3 hours, 50 minutes, 24 seconds.
• To count from 1 to 21,820,642,804,224 would take you about one million, seven hundred thirty-four thousand, five hundred seventy-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 21820642804224 cubic inches would be around 2328.7 feet tall.

Recreational maths with 21820642804224

• 21820642804224 backwards is 42240824602812
• The number of decimal digits it has is: 14
• The sum of 21820642804224's digits is 45
• More coming soon!