21989316316464

Names of 21989316316464

• Cardinal: 21989316316464 can be written as Twenty-one trillion, nine hundred eighty-nine billion, three hundred sixteen million, three hundred sixteen thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.1989316316464 × 10¹³

Factors of 21989316316464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 132

Divisors of 21989316316464

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 53 54 56 63 67 72 81 84 106 108 112 126 134 144 159 162 168 189 201 212 216 243 252 268 318 324 336 371 378 402 424 432 469 477 486 504 536 567 603 636 648 729 742 756 804 848 938 954 972 1008 1072 1113 1134 1206 1272 1296 1407 1431 1458 1484 1512 1608 1701 1809 1876 1908 1944 2187 2226 2268 2412 2544 2809 2814 2862 2916 2968 3024 3216 3339 3402 3551 3618 3752 3816 3888 4221 4293 4374 4452 4536 4824 5103 5427 5618 5628 5724 5832 5936 6561 6678 6804 7102 7236 7504 7632 8427 8442 8586 8748 8904 9072 9648 10017 10206 10653 10854 11236 11256 11448 11664 12663 12879 13122 13356 13608 14204 14472 15309 16281 16854 16884 17172 17496 17808 19663 19683 20034 20412 21306 21708 22472 22512 22896 24857 25281 25326 25758 26244 26712 27216 28408 28944 30051 30618 31959 32562 33708 33768 34344 34992 37989 38637 39326 39366 40068 40824 42612 43416 44944 45927 48843 49714 50562 50652 51516 52488 53424 56816 58989 60102 61236 63918 65124 67416 67536 68688 74571 75843 75978 77274 78652 78732 80136 81648 85224 86832 90153 91854 95877 97686 99428 101124 101304 103032 104976 113967 115911 117978 120204 122472 127836 130248 134832 137781 146529 148877 149142 151686 151956 154548 157304 157464 160272 170448 176967 180306 183708 188203 191754 195372 198856 202248 202608 206064 223713 227529 227934 231822 235956 240408 244944 255672 260496 270459 275562 287631 293058 297754 298284 303372 303912 309096 314608 314928 341901 347733 353934 360612 367416 376406 383508 390744 397712 404496 439587 446631 447426 455058 455868 463644 471912 480816 511344 530901 540918 551124 564609 575262 586116 595508 596568 606744 607824 618192 671139 682587 683802 695466 707868 721224 734832 752812 767016 781488 811377 862893 879174 893262 894852 910116 911736 927288 943824 1025703 1042139 1043199 1061802 1081836 1102248 1129218 1150524 1172232 1191016 1193136 1213488 1317421 1318761 1339893 1342278 1365174 1367604 1390932 1415736 1442448 1505624 1534032 1592703 1622754 1693827 1725786 1758348 1786524 1789704 1820232 1823472 1854576 2013417 2047761 2051406 2084278 2086398 2123604 2163672 2204496 2258436 2301048 2344464 2382032 2434131 2588679 2634842 2637522 2679786 2684556 2730348 2735208 2781864 2831472 3011248 3077109 3126417 3185406 3245508 3387654 3451572 3516696 3573048 3579408 3640464 3952263 4019679 4026834 4095522 4102812 4168556 4172796 4247208 4327344 4516872 4602096 4778109 4868262 5081481 5177358 5269684 5275044 5359572 5369112 5460696 5470416 5563728 6040251 6143283 6154218 6252834 6370812 6491016 6775308 6903144 7033392 7146096 7302393 7766037 7904526 8039358 8053668 8191044 8205624 8337112 8345592 8494416 9033744 9231327 9379251 9556218 9736524 9974759 10162962 10354716 10539368 10550088 10719144 10738224 10921392 11856789 12059037 12080502 12286566 12308436 12505668 12741624 12982032 13550616 13806288 14334327 14604786 15244443 15532074 15809052 16078716 16107336 16382088 16411248 16674224 16691184 18120753 18429849 18462654 18758502 19112436 19473048 19949518 20325924 20709432 21078736 21100176 21438288 23298111 23713578 24118074 24161004 24573132 24616872 25011336 25483248 27101232 28137753 28668654 29209572 29924277 30488886 31064148 31618104 32157432 32214672 32764176 35570367 36177111 36241506 36859698 36925308 37517004 38224872 38946096 39899036 40651848 41418864 43002981 45733329 46596222 47427156 48236148 48322008 49146264 49233744 50022672 54362259 55289547 56275506 57337308 58419144 59848554 60977772 62128296 63236208 64314864 69823313 69894333 71140734 72354222 72483012 73719396 73850616 75034008 76449744 79798072 81303696 84413259 86005962 89772831 91466658 93192444 94854312 96472296 96644016 98292528 106711101 108531333 108724518 110579094 112551012 114674616 116838288 119697108 121955544 124256592 129008943 137199987 139646626 139788666 142281468 144708444 144966024 147438792 147701232 150068016 159596144 163086777 168826518 172011924 179545662 182933316 186384888 189708624 192944592 209469939 213422202 217062666 217449036 221158188 225102024 229349232 239394216 243911088 253239777 258017886 269318493 274399974 279293252 279577332 284562936 289416888 289932048 294877584 320133303 325593999 326173554 337653036 344023848 359091324 365866632 372769776 387026829 411599961 418939878 426844404 434125332 434898072 442316376 450204048 478788432 489260331 506479554 516035772 538636986 548799948 558586504 559154664 569125872 578833776 628409817 640266606 651187998 652347108 675306072 688047696 718182648 731733264 759719331 774053658 807955479 823199922 837879756 853688808 868250664 869796144 884632752 960399909 976781997 978520662 1012959108 1032071544 1077273972 1097599896 1117173008 1118309328 1234799883 1256819634 1280533212 1302375996 1304694216 1350612144 1436365296 1519438662 1548107316 1615910958 1646399844 1675759512 1707377616 1736501328 1885229451 1920799818 1953563994 1957041324 2025918216 2064143088 2154547944 2195199792 2279157993 2423866437 2469599766 2513639268 2561066424 2604751992 2609388432 2881199727 2930345991 3038877324 3096214632 3231821916 3292799688 3351519024 3704399649 3770458902 3841599636 3907127988 3914082648 4051836432 4309095888 4558315986 4847732874 4939199532 5027278536 5122132848 5209503984 5655688353 5762399454 5860691982 6077754648 6192429264 6463643832 6585599376 6837473979 7271599311 7408799298 7540917804 7683199272 7814255976 7828165296 8643599181 9116631972 9695465748 9878399064 10054557072 11311376706 11524798908 11721383964 12155509296 12927287664 13674947958 14543198622 14817598596 15081835608 15366398544 15628511952 16967065059 17287198362 18233263944 19390931496 19756798128 20512421937 21814797933 22622753412 23049597816 23442767928 25930797543 27349895916 29086397244 29635197192 30163671216 33934130118 34574396724 36466527888 38781862992 41024843874 43629595866 45245506824 46099195632 46885535856 50901195177 51861595086 54699791832 58172794488 59270394384 65444393799 67868260236 69148793448 82049687748 87259191732 90491013648 101802390354 103723190172 109399583664 116345588976 130888787598 135736520472 138297586896 152703585531 164099375496 174518383464 196333181397 203604780708 207446380344 261777575196 271473040944 305407171062 328198750992 349036766928 392666362794 407209561416 414892760688 458110756593 523555150392 610814342124 785332725588 814419122832 916221513186 1047110300784 1221628684248 1374332269779 1570665451176 1832443026372 2443257368496 2748664539558 3141330902352 3664886052744 5497329079116 7329772105488 10994658158232 21989316316464
• Sum of all divisors σ(n): 75550243760640
• Sum of proper divisors (its aliquot sum) s(n): 53560927444176
• 21989316316464 is an abundant number, because the sum of its proper divisors (53560927444176) is greater than itself. Its abundance is 31571611127712

Bases of 21989316316464

• Binary: 100111111111111001001011000110100110100110000₂
• Hexadecimal: 0x13FFC9634D30
• Base-36: 7SLR36R00

Squares and roots of 21989316316464

• 21989316316464 squared (21989316316464²) is 483530032065509897397463296
• 21989316316464 cubed (21989316316464³) is 10632494823598477902579922184136360505344
• The square root of 21989316316464 is 4689276.7370314155
• The cube root of 21989316316464 is 28015.8567991829

Scales and comparisons

• 21,989,316,316,464 seconds is equal to 699,192 years, 12 weeks, 3 days, 21 hours, 14 minutes, 24 seconds.
• To count from 1 to 21,989,316,316,464 would take you about one million, seven hundred forty-seven thousand, nine hundred eighty 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 21989316316464 cubic inches would be around 2334.7 feet tall.

Recreational maths with 21989316316464

• 21989316316464 backwards is 46461361398912
• 21989316316464 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21989316316464's digits is 63
• More coming soon!