21299422129505568

Names of 21299422129505568

• Cardinal: 21299422129505568 can be written as Twenty-one quadrillion, two hundred ninety-nine trillion, four hundred twenty-two billion, one hundred twenty-nine million, five hundred five thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1299422129505568 × 10¹⁶

Factors of 21299422129505568

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 5573

Divisors of 21299422129505568

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 41 48 54 72 81 82 96 108 123 144 162 164 216 243 246 288 324 328 369 432 486 492 648 656 729 738 864 972 984 1107 1296 1312 1458 1476 1944 1968 2187 2214 2592 2916 2952 3321 3888 3936 4374 4428 5527 5832 5904 6561 6642 7776 8748 8856 9963 11054 11664 11808 13122 13284 16581 17496 17712 19683 19926 22108 23328 26244 26568 29889 33162 34992 35424 39366 39852 44216 49743 52488 53136 59049 59778 66324 69984 78732 79704 88432 89667 99486 104976 106272 118098 119556 132648 149229 157464 159408 176864 177147 179334 198972 209952 226607 236196 239112 265296 269001 298458 314928 318816 354294 358668 397944 447687 453214 472392 478224 530592 531441 538002 596916 629856 679821 708588 717336 795888 807003 895374 906428 944784 956448 1062882 1076004 1193832 1343061 1359642 1417176 1434672 1591776 1614006 1790748 1812856 1889568 2039463 2125764 2152008 2387664 2421009 2686122 2719284 2834352 2869344 3228012 3581496 3625712 4029183 4078926 4251528 4304016 4775328 4842018 5372244 5438568 5668704 6118389 6456024 7162992 7251424 7263027 8058366 8157852 8503056 8608032 9684036 10744488 10877136 12087549 12236778 12912048 14325984 14526054 16116732 16315704 17006112 18355167 19368072 21488976 21754272 21789081 24175098 24473556 25824096 29052108 30547729 32233464 32631408 36262647 36710334 38736144 42977952 43578162 48350196 48947112 55065501 58104216 61095458 64466928 65262816 72525294 73420668 77472288 87156324 91643187 96700392 97894224 108787941 110131002 116208432 122190916 128933856 145050588 146841336 165196503 174312648 183286374 193400784 195788448 217575882 220262004 232416864 244381832 274929561 290101176 293682672 326363823 330393006 348625296 366572748 386801568 435151764 440524008 488763664 495589509 549859122 580202352 587365344 652727646 660786012 697250592 733145496 824788683 870303528 881048016 977527328 979091469 991179018 1099718244 1160404704 1252456889 1305455292 1321572024 1466290992 1486768527 1649577366 1740607056 1762096032 1958182938 1982358036 2199436488 2474366049 2504913778 2610910584 2643144048 2932581984 2937274407 2973537054 3299154732 3481214112 3757370667 3916365876 3964716072 4398872976 4460305581 4948732098 5009827556 5221821168 5286288096 5874548814 5947074108 6598309464 7423098147 7514741334 7832731752 7929432144 8797745952 8920611162 9897464196 10019655112 10443642336 11272112001 11749097628 11894148216 13196618928 13380916743 14846196294 15029482668 15665463504 15858864288 17841222324 19794928392 20039310224 22269294441 22544224002 23498195256 23788296432 26393237856 26761833486 29692392588 30058965336 31330927008 33816336003 35682444648 39589856784 40078620448 40142750229 44538588882 45088448004 46996390512 47576592864 53523666972 59384785176 60117930672 66807883323 67632672006 71364889296 79179713568 80285500458 89077177764 90176896008 93992781024 101449008009 107047333944 118769570352 120235861344 120428250687 133615766646 135265344012 142729778592 160571000916 178154355528 180353792016 200423649969 202898016018 214094667888 237539140704 240856501374 267231533292 270530688024 304347024027 321142001832 356308711056 360707584032 400847299938 405796032036 428189335776 481713002748 534463066584 541061376048 601270949907 608694048054 642284003664 712617422112 801694599876 811592064072 913041072081 963426005496 1068926133168 1082122752096 1202541899814 1217388096108 1284568007328 1603389199752 1623184128144 1803812849721 1826082144162 1926852010992 2137852266336 2405083799628 2434776192216 2739123216243 3206778399504 3246368256288 3607625699442 3652164288324 3853704021984 4810167599256 4869552384432 5411438549163 5478246432486 6413556799008 7215251398884 7304328576648 8217369648729 9620335198512 9739104768864 10822877098326 10956492864972 14430502797768 14608657153296 16234315647489 16434739297458 19240670397024 21645754196652 21912985729944 24652108946187 28861005595536 29217314306592 32468631294978 32869478594916 43291508393304 43825971459888 49304217892374 57722011191072 64937262589956 65738957189832 73956326838561 86583016786608 87651942919776 98608435784748 129874525179912 131477914379664 147912653677122 173166033573216 197216871569496 221868980515683 259749050359824 262955828759328 295825307354244 394433743138992 443737961031366 519498100719648 591650614708488 665606941547049 788867486277984 887475922062732 1183301229416976 1331213883094098 1774951844125464 2366602458833952 2662427766188196 3549903688250928 5324855532376392 7099807376501856 10649711064752784 21299422129505568
• Sum of all divisors σ(n): 64445618534335542
• Sum of proper divisors (its aliquot sum) s(n): 43146196404829974
• 21299422129505568 is an abundant number, because the sum of its proper divisors (43146196404829974) is greater than itself. Its abundance is 21846774275324406

Bases of 21299422129505568

• Binary: 1001011101010111011011000101001111100110100010100100000₂
• Hexadecimal: 0x4BABB629F34520
• Base-36: 5TQ0JG14I00

Squares and roots of 21299422129505568

• 21299422129505568 squared (21299422129505568²) is 453665383050871505135084143002624
• 21299422129505568 cubed (21299422129505568³) is 9662810499144352769588011334855224350676046610432
• The square root of 21299422129505568 is 145943215.4281437231
• The cube root of 21299422129505568 is 277197.4773338649

Scales and comparisons

• 21,299,422,129,505,568 seconds is equal to 677,255,740 years, 14 weeks, 3 days, 20 hours, 52 minutes, 48 seconds.
• To count from 1 to 21,299,422,129,505,568 would take you about two billion, thirty-one million, seven hundred sixty-seven thousand, two hundred twenty 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 21299422129505568 cubic inches would be around 23099.8 feet tall.

Recreational maths with 21299422129505568

• 21299422129505568 backwards is 86550592122499212
• 21299422129505568 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21299422129505568's digits is 72
• More coming soon!