21955422849293376

Names of 21955422849293376

• Cardinal: 21955422849293376 can be written as Twenty-one quadrillion, nine hundred fifty-five trillion, four hundred twenty-two billion, eight hundred forty-nine million, two hundred ninety-three thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 2.1955422849293376 × 10¹⁶

Factors of 21955422849293376

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 26
• Sum of prime factors: 946

Divisors of 21955422849293376

• Number of divisors d(n): 399
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 144 162 192 216 243 288 324 432 486 576 648 729 864 941 972 1296 1458 1728 1882 1944 2187 2592 2823 2916 3764 3888 4374 5184 5646 5832 6561 7528 7776 8469 8748 11292 11664 13122 15056 15552 16938 17496 19683 22584 23328 25407 26244 30112 33876 34992 39366 45168 46656 50814 52488 59049 60224 67752 69984 76221 78732 90336 101628 104976 118098 135504 139968 152442 157464 177147 180672 203256 209952 228663 236196 271008 304884 314928 354294 406512 419904 457326 472392 531441 542016 609768 629856 685989 708588 813024 885481 914652 944784 1062882 1219536 1259712 1371978 1417176 1594323 1626048 1770962 1829304 1889568 2057967 2125764 2439072 2656443 2743956 2834352 3188646 3541924 3658608 3779136 4115934 4251528 4782969 4878144 5312886 5487912 5668704 6173901 6377292 7083848 7317216 7969329 8231868 8503056 9565938 10625772 10975824 11337408 12347802 12754584 14167696 14348907 14634432 15938658 16463736 17006112 18521703 19131876 21251544 21951648 23907987 24695604 25509168 28335392 28697814 31877316 32927472 34012224 37043406 38263752 42503088 43046721 43903296 47815974 49391208 51018336 55565109 56670784 57395628 63754632 65854944 71723961 74086812 76527504 85006176 86093442 95631948 98782416 102036672 111130218 114791256 127509264 129140163 131709888 143447922 148173624 153055008 166695327 170012352 172186884 191263896 197564832 215171883 222260436 229582512 255018528 258280326 286895844 296347248 306110016 333390654 344373768 382527792 387420489 395129664 430343766 444520872 459165024 500085981 510037056 516560652 573791688 592694496 645515649 666781308 688747536 765055584 774840978 860687532 889041744 918330048 1000171962 1033121304 1147583376 1185388992 1291031298 1333562616 1377495072 1500257943 1530111168 1549681956 1721375064 1778083488 1936546947 2000343924 2066242608 2295166752 2582062596 2667125232 2754990144 3000515886 3099363912 3442750128 3556166976 3873093894 4000687848 4132485216 4500773829 4590333504 5164125192 5334250464 5809640841 6001031772 6198727824 6885500256 7746187788 8001375696 8264970432 9001547658 10328250384 10668500928 11619281682 12002063544 12397455648 13502321487 13771000512 15492375576 16002751392 17428922523 18003095316 20656500768 23238563364 24004127088 24794911296 27004642974 30984751152 32005502784 34857845046 36006190632 40506964461 41313001536 46477126728 48008254176 52286767569 54009285948 61969502304 69715690092 72012381264 81013928922 92954253456 96016508352 104573535138 108018571896 121520893383 123939004608 139431380184 144024762528 156860302707 162027857844 185908506912 209147070276 216037143792 243041786766 278862760368 288049525056 313720605414 324055715688 364562680149 371817013824 418294140552 432074287584 470580908121 486083573532 557725520736 627441210828 648111431376 729125360298 836588281104 864148575168 941161816242 972167147064 1115451041472 1254882421656 1296222862752 1411742724363 1458250720596 1673176562208 1882323632484 1944334294128 2509764843312 2592445725504 2823485448726 2916501441192 3346353124416 3764647264968 3888668588256 4235228173089 5019529686624 5646970897452 5833002882384 7529294529936 7777337176512 8470456346178 10039059373248 11293941794904 11666005764768 12705684519267 15058589059872 16940912692356 22587883589808 23332011529536 25411369038534 30117178119744 33881825384712 38117053557801 45175767179616 50822738077068 67763650769424 76234107115602 90351534359232 101645476154136 114351160673403 135527301538848 152468214231204 203290952308272 228702321346806 271054603077696 304936428462408 343053482020209 406581904616544 457404642693612 609872856924816 686106964040418 813163809233088 914809285387224 1219745713849632 1372213928080836 1829618570774448 2439491427699264 2744427856161672 3659237141548896 5488855712323344 7318474283097792 10977711424646688 21955422849293376
• Sum of all divisors σ(n): 65421211262733493
• Sum of proper divisors (its aliquot sum) s(n): 43465788413440117
• 21955422849293376 is an abundant number, because the sum of its proper divisors (43465788413440117) is greater than itself. Its abundance is 21510365564146741

Bases of 21955422849293376

• Binary: 1001110000000000101011100111011110100110101110001000000₂
• Hexadecimal: 0x4E00573BD35C40
• Base-36: 606JQ0K9000

Squares and roots of 21955422849293376

• 21955422849293376 squared (21955422849293376²) is 482040592491273665068582517477376
• 21955422849293376 cubed (21955422849293376³) is 10583405038669826800021449659027883335611666661376
• 21955422849293376 is a perfect square number. Its square root is 148173624
• The cube root of 21955422849293376 is 280014.5521743497

Scales and comparisons

• 21,955,422,849,293,376 seconds is equal to 698,114,534 years, 1 week, 2 days, 8 hours, 9 minutes, 36 seconds.
• To count from 1 to 21,955,422,849,293,376 would take you about two billion, ninety-four million, three hundred forty-three thousand, six hundred 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 21955422849293376 cubic inches would be around 23334.5 feet tall.

Recreational maths with 21955422849293376

• 21955422849293376 backwards is 67339294822455912
• 21955422849293376 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21955422849293376's digits is 81
• More coming soon!