21436852320

Names of 21436852320

• Cardinal: 21436852320 can be written as Twenty-one billion, four hundred thirty-six million, eight hundred fifty-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.143685232 × 10¹⁰

Factors of 21436852320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1575

Divisors of 21436852320

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 32 36 39 40 45 48 52 59 60 65 72 78 80 90 96 104 117 118 120 130 144 156 160 169 177 180 195 208 234 236 240 260 288 295 312 338 354 360 390 416 468 472 480 507 520 531 585 590 624 676 708 720 767 780 845 885 936 944 1014 1040 1062 1170 1180 1248 1352 1416 1440 1493 1521 1534 1560 1690 1770 1872 1888 2028 2080 2124 2301 2340 2360 2535 2655 2704 2832 2986 3042 3068 3120 3380 3540 3744 3835 4056 4248 4479 4602 4680 4720 5070 5310 5408 5664 5972 6084 6136 6240 6760 6903 7080 7465 7605 7670 8112 8496 8958 9204 9360 9440 9971 10140 10620 11505 11944 12168 12272 13437 13520 13806 14160 14930 15210 15340 16224 16992 17916 18408 18720 19409 19942 20280 21240 22395 23010 23888 24336 24544 26874 27040 27612 28320 29860 29913 30420 30680 34515 35832 36816 38818 39884 40560 42480 44790 46020 47776 48672 49855 53748 55224 58227 59720 59826 60840 61360 67185 69030 71664 73632 77636 79768 81120 84960 88087 89580 89739 92040 97045 99710 107496 110448 116454 119440 119652 121680 122720 134370 138060 143328 149565 155272 159536 174681 176174 179160 179478 184080 194090 199420 214992 220896 232908 238880 239304 243360 252317 264261 268740 276120 291135 299130 310544 319072 349362 352348 358320 358956 368160 388180 398840 429984 440435 448695 465816 478608 504634 528522 537480 552240 582270 598260 621088 698724 704696 716640 717912 756951 776360 792783 797680 873405 880870 897390 931632 957216 1009268 1057044 1074960 1104480 1145131 1164540 1196520 1261585 1321305 1397448 1409392 1435824 1513902 1552720 1585566 1595360 1746810 1761740 1794780 1863264 2018536 2114088 2149920 2270853 2290262 2329080 2393040 2523170 2642610 2794896 2818784 2871648 3027804 3105440 3171132 3435393 3493620 3523480 3589560 3784755 3963915 4037072 4228176 4541706 4580524 4658160 4786080 5046340 5285220 5589792 5725655 6055608 6342264 6870786 6987240 7046960 7179120 7569510 7927830 8074144 8456352 9083412 9161048 9316320 10092680 10306179 10570440 11354265 11451310 12111216 12684528 13741572 13974480 14093920 14358240 14886703 15139020 15855660 17176965 18166824 18322096 20185360 20612358 21140880 22708530 22902620 24222432 25369056 27483144 27948960 29773406 30278040 31711320 34353930 36333648 36644192 40370720 41224716 42281760 44660109 45417060 45805240 51530895 54966288 59546812 60556080 63422640 68707860 72667296 74433515 82449432 89320218 90834120 91610480 103061790 109932576 119093624 121112160 126845280 133980327 137415720 148867030 164898864 178640436 181668240 183220960 206123580 223300545 238187248 267960654 274831440 297734060 329797728 357280872 363336480 412247160 446601090 476374496 535921308 549662880 595468120 669901635 714561744 824494320 893202180 1071842616 1190936240 1339803270 1429123488 1648988640 1786404360 2143685232 2381872480 2679606540 3572808720 4287370464 5359213080 7145617440 10718426160 21436852320
• Sum of all divisors σ(n): 80609845680
• Sum of proper divisors (its aliquot sum) s(n): 59172993360
• 21436852320 is an abundant number, because the sum of its proper divisors (59172993360) is greater than itself. Its abundance is 37736141040

Bases of 21436852320

• Binary: 10011111101101111000110100001100000₂
• Hexadecimal: 0x4FDBC6860
• Base-36: 9UIY540

Squares and roots of 21436852320

• 21436852320 squared (21436852320²) is 459538637389489382400
• 21436852320 cubed (21436852320³) is 9851061905052514210716807168000
• The square root of 21436852320 is 146413.2928391409
• The cube root of 21436852320 is 2777.9238643929

Scales and comparisons

• 21,436,852,320 seconds is equal to 681 years, 32 weeks, 3 days, 17 hours, 12 minutes.
• To count from 1 to 21,436,852,320 would take you about one thousand, three hundred sixty-three 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 21436852320 cubic inches would be around 231.5 feet tall.

Recreational maths with 21436852320

• 21436852320 backwards is 02325863412
• 21436852320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21436852320's digits is 36
• More coming soon!