21231348408591552

Names of 21231348408591552

• Cardinal: 21231348408591552 can be written as Twenty-one quadrillion, two hundred thirty-one trillion, three hundred forty-eight billion, four hundred eight million, five hundred ninety-one thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 2.1231348408591552 × 10¹⁶

Factors of 21231348408591552

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8631183

Divisors of 21231348408591552

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 32 33 36 42 44 48 56 63 64 66 72 77 84 88 96 99 112 126 132 144 154 168 176 192 198 224 231 252 264 288 308 336 352 396 448 462 504 528 576 616 672 693 704 792 924 1008 1056 1232 1344 1386 1584 1848 2016 2112 2464 2772 3168 3696 4032 4928 5544 6336 7392 11088 14784 22176 44352 55823 111646 167469 223292 334938 390761 446584 502407 614053 669876 781522 893168 1004814 1172283 1228106 1339752 1563044 1786336 1842159 2009628 2344566 2456212 2679504 3126088 3516849 3572672 3684318 4019256 4298371 4689132 4912424 5359008 5526477 6252176 7033698 7368636 8038512 8575337 8596742 9378264 9824848 10718016 11052954 12504352 12895113 14067396 14737272 16077024 17150674 17193484 18756528 19649696 22105908 25008704 25726011 25790226 28134792 29474544 32154048 34301348 34386968 37513056 38685339 39299392 44211816 51452022 51580452 56269584 58949088 60027359 68602696 68773936 75026112 77178033 77370678 88423632 94328707 102904044 103160904 112539168 117898176 120054718 137205392 137547872 154356066 154741356 176847264 180082077 188657414 205808088 206321808 225078336 240109436 274410784 275095744 282986121 308712132 309482712 353694528 360164154 377314828 411616176 412643616 480218872 540246231 548821568 565972242 617424264 618965424 660300949 720328308 754629656 823232352 825287232 848958363 960437744 1080492462 1131944484 1234848528 1237930848 1320601898 1440656616 1509259312 1646464704 1697916726 1920875488 1980902847 2160984924 2263888968 2469697056 2475861696 2641203796 2881313232 3018518624 3395833452 3841750976 3961805694 4321969848 4527777936 4939394112 5282407592 5762626464 5942708541 6037037248 6791666904 7923611388 8643939696 9055555872 10564815184 11525252928 11885417082 13583333808 15847222776 17287879392 18111111744 21129630368 23770834164 27166667616 31694445552 34575758784 42259260736 47541668328 54333335232 63388891104 95083336656 126777782208 190166673312 380333346624 478701037351 957402074702 1436103112053 1914804149404 2872206224106 3350907261457 3829608298808 4308309336159 5265711410861 5744412448212 6701814522914 7659216597616 8616618672318 10052721784371 10531422821722 11488824896424 13403629045828 15318433195232 15797134232583 17233237344636 20105443568742 21062845643444 22977649792848 26807258091656 30158165353113 30636866390464 31594268465166 34466474689272 36859979876027 40210887137484 42125691286888 45955299585696 47391402697749 53614516183312 60316330706226 63188536930332 68932949378544 73719959752054 80421774274968 84251382573776 91910599171392 94782805395498 107229032366624 110579939628081 120632661412452 126377073860664 137865898757088 147439919504108 160843548549936 168502765147552 189565610790996 214458064733248 221159879256162 241265322824904 252754147721328 275731797514176 294879839008216 321687097099872 331739818884243 337005530295104 379131221581992 442319758512324 482530645649808 505508295442656 589759678016432 643374194199744 663479637768486 758262443163984 884639517024648 965061291299616 1011016590885312 1179519356032864 1326959275536972 1516524886327968 1769279034049296 1930122582599232 2359038712065728 2653918551073944 3033049772655936 3538558068098592 5307837102147888 7077116136197184 10615674204295776 21231348408591552
• Sum of all divisors σ(n): 75873567620477952
• Sum of proper divisors (its aliquot sum) s(n): 54642219211886400
• 21231348408591552 is an abundant number, because the sum of its proper divisors (54642219211886400) is greater than itself. Its abundance is 33410870803294848

Bases of 21231348408591552

• Binary: 1001011011011011100110010000011111111110010010011000000₂
• Hexadecimal: 0x4B6DCC83FF24C0
• Base-36: 5T1VUT5AY80

Squares and roots of 21231348408591552

• 21231348408591552 squared (21231348408591552²) is 450770155247003027691248365768704
• 21231348408591552 cubed (21231348408591552³) is 9570458218244024565620441041132788719890440388608
• The square root of 21231348408591552 is 145709808.8962838219
• The cube root of 21231348408591552 is 276901.8511225485

Scales and comparisons

• 21,231,348,408,591,552 seconds is equal to 675,091,206 years, 27 weeks, 12 hours, 19 minutes, 12 seconds.
• To count from 1 to 21,231,348,408,591,552 would take you about two billion, twenty-five million, two hundred seventy-three thousand, six hundred nineteen 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 21231348408591552 cubic inches would be around 23075.2 feet tall.

Recreational maths with 21231348408591552

• 21231348408591552 backwards is 25519580484313212
• 21231348408591552 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21231348408591552's digits is 63
• More coming soon!