21202971018624

Names of 21202971018624

• Cardinal: 21202971018624 can be written as Twenty-one trillion, two hundred two billion, nine hundred seventy-one million, eighteen thousand, six hundred twenty-four.

Scientific notation

• Scientific notation: 2.1202971018624 × 10¹³

Factors of 21202971018624

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 972

Divisors of 21202971018624

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 288 324 384 432 486 576 648 729 864 967 972 1152 1296 1458 1728 1934 1944 2187 2592 2901 2916 3456 3868 3888 4374 5184 5802 5832 6561 7736 7776 8703 8748 10368 11604 11664 13122 15472 15552 17406 17496 19683 23208 23328 26109 26244 30944 31104 34812 34992 39366 46416 46656 52218 52488 59049 61888 69624 69984 78327 78732 92832 93312 104436 104976 118098 123776 139248 139968 156654 157464 177147 185664 208872 209952 234981 236196 278496 279936 313308 314928 354294 371328 417744 419904 469962 472392 556992 626616 629856 704943 708588 835488 839808 935089 939924 944784 1113984 1253232 1259712 1409886 1417176 1670976 1870178 1879848 1889568 2114829 2506464 2519424 2805267 2819772 2834352 3341952 3740356 3759696 3779136 4229658 5012928 5610534 5639544 5668704 6344487 7480712 7519392 7558272 8415801 8459316 10025856 11221068 11279088 11337408 12688974 14961424 15038784 16831602 16918632 19033461 22442136 22558176 22674816 25247403 25377948 29922848 30077568 33663204 33837264 38066922 44884272 45116352 50494806 50755896 57100383 59845696 67326408 67674528 75742209 76133844 89768544 90232704 100989612 101511792 114200766 119691392 134652816 135349056 151484418 152267688 171301149 179537088 201979224 203023584 227226627 228401532 269305632 270698112 302968836 304535376 342602298 359074176 403958448 406047168 454453254 456803064 538611264 605937672 609070752 681679881 685204596 807916896 812094336 908906508 913606128 1077222528 1211875344 1218141504 1363359762 1370409192 1615833792 1817813016 1827212256 2045039643 2423750688 2436283008 2726719524 2740818384 3231667584 3635626032 3654424512 4090079286 4847501376 5453439048 5481636768 6135118929 7271252064 7308849024 8180158572 9695002752 10906878096 10963273536 12270237858 14542504128 16360317144 18405356787 21813756192 21926547072 24540475716 29085008256 32720634288 36810713574 43627512384 49080951432 55216070361 65441268576 73621427148 87255024768 98161902864 110432140722 130882537152 147242854296 165648211083 196323805728 220864281444 261765074304 294485708592 331296422166 392647611456 441728562888 588971417184 662592844332 785295222912 883457125776 1177942834368 1325185688664 1766914251552 2355885668736 2650371377328 3533828503104 5300742754656 7067657006208 10601485509312 21202971018624
• Sum of all divisors σ(n): 63425911840200
• Sum of proper divisors (its aliquot sum) s(n): 42222940821576
• 21202971018624 is an abundant number, because the sum of its proper divisors (42222940821576) is greater than itself. Its abundance is 21019969802952

Bases of 21202971018624

• Binary: 100110100100010110011100011100100010110000000₂
• Hexadecimal: 0x1348B38E4580
• Base-36: 7IKIDI000

Squares and roots of 21202971018624

• 21202971018624 squared (21202971018624²) is 449565980016609264154853376
• 21202971018624 cubed (21202971018624³) is 9532134445251462558036026576200085274624
• The square root of 21202971018624 is 4604668.3939914717
• The cube root of 21202971018624 is 27677.8428984367

Scales and comparisons

• 21,202,971,018,624 seconds is equal to 674,188 years, 46 weeks, 3 days, 3 hours, 50 minutes, 24 seconds.
• To count from 1 to 21,202,971,018,624 would take you about one million, six hundred eighty-five thousand, four hundred seventy-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 21202971018624 cubic inches would be around 2306.5 feet tall.

Recreational maths with 21202971018624

• 21202971018624 backwards is 42681017920212
• The number of decimal digits it has is: 14
• The sum of 21202971018624's digits is 45
• More coming soon!