21228301678080

Names of 21228301678080

• Cardinal: 21228301678080 can be written as Twenty-one trillion, two hundred twenty-eight billion, three hundred one million, six hundred seventy-eight thousand and eighty.

Scientific notation

• Scientific notation: 2.122830167808 × 10¹³

Factors of 21228301678080

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 14494

Divisors of 21228301678080

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 71 80 84 96 105 112 120 128 140 142 160 168 192 210 213 224 240 256 280 284 320 336 355 384 397 420 426 448 480 497 512 560 568 640 672 710 768 794 840 852 896 960 994 1065 1120 1136 1191 1280 1344 1420 1491 1536 1588 1680 1704 1792 1920 1985 1988 2130 2240 2272 2382 2485 2560 2688 2779 2840 2982 3176 3360 3408 3584 3840 3970 3976 4260 4480 4544 4764 4970 5376 5558 5680 5955 5964 6352 6720 6816 7455 7680 7940 7952 8337 8520 8960 9088 9528 9940 10752 11116 11360 11910 11928 12704 13440 13632 13895 14009 14910 15880 15904 16674 17040 17920 18176 19056 19880 22232 22720 23820 23856 25408 26880 27264 27790 28018 28187 29820 31760 31808 33348 34080 36352 38112 39760 41685 42027 44464 45440 47640 47712 50816 53760 54528 55580 56036 56374 59640 63520 63616 66696 68160 70045 76224 79520 83370 84054 84561 88928 90880 95280 95424 98063 101632 109056 111160 112072 112748 119280 127040 127232 133392 136320 140090 140935 152448 159040 166740 168108 169122 177856 181760 190560 190848 196126 197309 203264 210135 222320 224144 225496 238560 254080 254464 266784 272640 280180 281870 294189 304896 318080 333480 336216 338244 355712 381120 381696 392252 394618 420270 422805 444640 448288 450992 477120 490315 508160 533568 545280 560360 563740 588378 591927 609792 636160 666960 672432 676488 711424 762240 763392 784504 789236 840540 845610 889280 896576 901984 954240 980630 986545 994639 1016320 1067136 1120720 1127480 1176756 1183854 1272320 1333920 1344864 1352976 1422848 1470945 1524480 1569008 1578472 1681080 1691220 1778560 1793152 1803968 1908480 1961260 1973090 1989278 2134272 2241440 2254960 2353512 2367708 2667840 2689728 2705952 2941890 2959635 2983917 3048960 3138016 3156944 3362160 3382440 3557120 3586304 3607936 3816960 3922520 3946180 3978556 4268544 4482880 4509920 4707024 4735416 4973195 5335680 5379456 5411904 5561573 5883780 5919270 5967834 6276032 6313888 6724320 6764880 6962473 7114240 7172608 7215872 7845040 7892360 7957112 8965760 9019840 9414048 9470832 9946390 10671360 10758912 10823808 11123146 11767560 11838540 11935668 12552064 12627776 13448640 13529760 13924946 14431744 14919585 15690080 15784720 15914224 16684719 17931520 18039680 18828096 18941664 19892780 20887419 21342720 21517824 21647616 22246292 23535120 23677080 23871336 25104128 25255552 26897280 27059520 27807865 27849892 29839170 31380160 31569440 31828448 33369438 34812365 35863040 36079360 37656192 37883328 38931011 39785560 41774838 43295232 44492584 47070240 47354160 47742672 50208256 50511104 53794560 54119040 55615730 55699784 59678340 62760320 63138880 63656896 66738876 69624730 72158720 75312384 75766656 77862022 79571120 83423595 83549676 88985168 94140480 94708320 95485344 101022208 104437095 107589120 108238080 111231460 111399568 116793033 119356680 125520640 126277760 127313792 133477752 139249460 150624768 151533312 155724044 159142240 166847190 167099352 177970336 188280960 189416640 190970688 194655055 208874190 216476160 222462920 222799136 233586066 238713360 251041280 252555520 254627584 266955504 278498920 303066624 311448088 318284480 333694380 334198704 355940672 376561920 378833280 381941376 389310110 394871683 417748380 444925840 445598272 467172132 477426720 505111040 509255168 533911008 556997840 583965165 622896176 636568960 667388760 668397408 711881344 753123840 757666560 763882752 778620220 789743366 835496760 889851680 891196544 934344264 954853440 1067822016 1113995680 1167930330 1184615049 1245792352 1273137920 1334777520 1336794816 1423762688 1515333120 1527765504 1557240440 1579486732 1670993520 1779703360 1782393088 1868688528 1909706880 1974358415 2135644032 2227991360 2335860660 2369230098 2491584704 2546275840 2669555040 2673589632 2764101781 2847525376 3114480880 3158973464 3341987040 3559406720 3564786176 3737377056 3819413760 3948716830 4271288064 4455982720 4671721320 4738460196 4983169408 5339110080 5347179264 5528203562 5923075245 6228961760 6317946928 6683974080 7118813440 7474754112 7638827520 7897433660 8292305343 8542576128 8911965440 9343442640 9476920392 9966338816 10678220160 10694358528 11056407124 11846150490 12457923520 12635893856 13367948160 13820508905 14237626880 14949508224 15794867320 16584610686 17823930880 18686885280 18953840784 19932677632 21356440320 22112814248 23692300980 24915847040 25271787712 26735896320 27641017810 29899016448 31589734640 33169221372 37373770560 37907681568 41461526715 42712880640 44225628496 47384601960 49831694080 50543575424 53471792640 55282035620 59798032896 63179469280 66338442744 74747541120 75815363136 82923053430 88451256992 94769203920 99663388160 101087150848 110564071240 126358938560 132676885488 149495082240 151630726272 165846106860 176902513984 189538407840 202174301696 221128142480 252717877120 265353770976 298990164480 303261452544 331692213720 353805027968 379076815680 442256284960 505435754240 530707541952 606522905088 663384427440 707610055936 758153631360 884512569920 1010871508480 1061415083904 1326768854880 1415220111872 1516307262720 1769025139840 2122830167808 2653537709760 3032614525440 3538050279680 4245660335616 5307075419520 7076100559360 10614150839040 21228301678080
• Sum of all divisors σ(n): 78855241512960
• Sum of proper divisors (its aliquot sum) s(n): 57626939834880
• 21228301678080 is an abundant number, because the sum of its proper divisors (57626939834880) is greater than itself. Its abundance is 36398638156800

Bases of 21228301678080

• Binary: 100110100111010011001011000010111011000000000₂
• Hexadecimal: 0x134E99617600
• Base-36: 7IW5APXXC

Squares and roots of 21228301678080

• 21228301678080 squared (21228301678080²) is 450640792135574143952486400
• 21228301678080 cubed (21228301678080³) is 9566338683902909066930826528908378112000
• The square root of 21228301678080 is 4607418.1140938359
• The cube root of 21228301678080 is 27688.8605211199

Scales and comparisons

• 21,228,301,678,080 seconds is equal to 674,994 years, 17 weeks, 1 day, 2 hours, 8 minutes.
• To count from 1 to 21,228,301,678,080 would take you about one million, six hundred eighty-seven thousand, four hundred eighty-five 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 21228301678080 cubic inches would be around 2307.4 feet tall.

Recreational maths with 21228301678080

• 21228301678080 backwards is 08087610382212
• 21228301678080 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21228301678080's digits is 48
• More coming soon!