21335379450

Names of 21335379450

• Cardinal: 21335379450 can be written as Twenty-one billion, three hundred thirty-five million, three hundred seventy-nine thousand, four hundred fifty.

Scientific notation

• Scientific notation: 2.133537945 × 10¹⁰

Factors of 21335379450

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 882

Divisors of 21335379450

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 25 30 33 35 42 50 55 66 70 75 77 105 110 121 150 154 165 175 210 231 242 275 307 330 350 363 385 462 525 547 550 605 614 726 770 825 847 921 1050 1094 1155 1210 1535 1641 1650 1694 1815 1842 1925 2149 2310 2541 2735 3025 3070 3282 3377 3630 3829 3850 4235 4298 4605 5082 5470 5775 6017 6050 6447 6754 7658 7675 8205 8470 9075 9210 10131 10745 11487 11550 12034 12705 12894 13675 15350 16410 16885 18051 18150 19145 20262 21175 21490 22974 23025 23639 25410 27350 30085 32235 33770 36102 37147 38290 41025 42119 42350 46050 47278 50655 53725 57435 60170 63525 64470 66187 70917 74294 82050 84238 84425 90255 95725 101310 107450 111441 114870 118195 126357 127050 132374 141834 150425 161175 167929 168850 180510 185735 191450 198561 210595 222882 236390 252714 253275 260029 287175 300850 322350 330935 335858 354585 371470 397122 421190 451275 463309 503787 506550 520058 557205 574350 590975 631785 661870 709170 780087 839645 902550 926618 928675 992805 1007574 1052975 1114410 1175503 1181950 1263570 1300145 1389927 1560174 1654675 1679290 1772925 1847219 1857350 1985610 2105950 2316545 2351006 2518935 2600290 2779854 2786025 3158925 3309350 3526509 3545850 3694438 3900435 4198225 4633090 4964025 5037870 5541657 5572050 5877515 6317850 6500725 6949635 7053018 7800870 8396450 9236095 9928050 11083314 11582725 11755030 12594675 12930533 13001450 13899270 17632545 18472190 19502175 20319409 23165450 25189350 25861066 27708285 29387575 34748175 35265090 38791599 39004350 40638818 46180475 55416570 58775150 60958227 64652665 69496350 77583198 88162725 92360950 101597045 121916454 129305330 138541425 142235863 176325450 193957995 203194090 277082850 284471726 304791135 323263325 387915990 426707589 507985225 609582270 646526650 711179315 853415178 969789975 1015970450 1422358630 1523955675 1939579950 2133537945 3047911350 3555896575 4267075890 7111793150 10667689725 21335379450
• Sum of all divisors σ(n): 66806057472
• Sum of proper divisors (its aliquot sum) s(n): 45470678022
• 21335379450 is an abundant number, because the sum of its proper divisors (45470678022) is greater than itself. Its abundance is 24135298572

Bases of 21335379450

• Binary: 10011110111101100000000110111111010₂
• Hexadecimal: 0x4F7B00DFA
• Base-36: 9SUJ856

Squares and roots of 21335379450

• 21335379450 squared (21335379450²) is 455198416275482302500
• 21335379450 cubed (21335379450³) is 9711830936276470655597183625000
• The square root of 21335379450 is 146066.3529016865
• The cube root of 21335379450 is 2773.5337631967

Scales and comparisons

• 21,335,379,450 seconds is equal to 678 years, 20 weeks, 5 days, 6 hours, 17 minutes, 30 seconds.
• To count from 1 to 21,335,379,450 would take you about one thousand, three hundred fifty-six 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 21335379450 cubic inches would be around 231.1 feet tall.

Recreational maths with 21335379450

• 21335379450 backwards is 05497353312
• 21335379450 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21335379450's digits is 42
• More coming soon!