21433785984

Names of 21433785984

• Cardinal: 21433785984 can be written as Twenty-one billion, four hundred thirty-three million, seven hundred eighty-five thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.1433785984 × 10¹⁰

Factors of 21433785984

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1344

Divisors of 21433785984

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 64 72 78 89 96 104 117 128 144 156 169 178 192 208 234 267 288 312 338 356 384 416 468 507 534 576 624 676 712 801 832 936 1014 1068 1152 1157 1237 1248 1352 1424 1521 1602 1664 1872 2028 2136 2314 2474 2496 2704 2848 3042 3204 3471 3711 3744 4056 4272 4628 4948 4992 5408 5696 6084 6408 6942 7422 7488 8112 8544 9256 9896 10413 10816 11133 11392 12168 12816 13884 14844 14976 15041 16081 16224 17088 18512 19792 20826 21632 22266 24336 25632 27768 29688 30082 32162 32448 34176 37024 39584 41652 44532 45123 48243 48672 51264 55536 59376 60164 64324 64896 74048 79168 83304 89064 90246 96486 97344 102528 110093 111072 118752 120328 128648 135369 144729 148096 158336 166608 178128 180492 192972 194688 209053 220186 222144 237504 240656 257296 270738 289458 330279 333216 356256 360984 385944 418106 440372 444288 475008 481312 514592 541476 578916 627159 660558 666432 712512 721968 771888 836212 880744 962624 990837 1029184 1082952 1157832 1254318 1321116 1332864 1425024 1431209 1443936 1543776 1672424 1761488 1881477 1925248 1981674 2058368 2165904 2315664 2508636 2642232 2862418 2887872 3087552 3344848 3522976 3762954 3963348 4293627 4331808 4631328 5017272 5284464 5724836 5775744 6175104 6689696 7045952 7525908 7926696 8587254 8663616 9262656 10034544 10568928 11449672 12880881 13379392 14091904 15051816 15853392 17174508 17327232 18525312 18605717 20069088 21137856 22899344 25761762 26758784 30103632 31706784 34349016 37211434 40138176 42275712 45798688 51523524 55817151 60207264 63413568 68698032 74422868 80276352 91597376 103047048 111634302 120414528 126827136 137396064 148845736 167451453 183194752 206094096 223268604 240829056 274792128 297691472 334902906 412188192 446537208 549584256 595382944 669805812 824376384 893074416 1190765888 1339611624 1648752768 1786148832 2381531776 2679223248 3572297664 5358446496 7144595328 10716892992 21433785984
• Sum of all divisors σ(n): 67592385900
• Sum of proper divisors (its aliquot sum) s(n): 46158599916
• 21433785984 is an abundant number, because the sum of its proper divisors (46158599916) is greater than itself. Its abundance is 24724813932

Bases of 21433785984

• Binary: 10011111101100011011001111010000000₂
• Hexadecimal: 0x4FD8D9E80
• Base-36: 9UH4F40

Squares and roots of 21433785984

• 21433785984 squared (21433785984²) is 459407181607914848256
• 21433785984 cubed (21433785984³) is 9846835210096667858014939643904
• The square root of 21433785984 is 146402.8209564283
• The cube root of 21433785984 is 2777.7914062937

Scales and comparisons

• 21,433,785,984 seconds is equal to 681 years, 27 weeks, 3 days, 5 hours, 26 minutes, 24 seconds.
• To count from 1 to 21,433,785,984 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 21433785984 cubic inches would be around 231.5 feet tall.

Recreational maths with 21433785984

• 21433785984 backwards is 48958733412
• The number of decimal digits it has is: 11
• The sum of 21433785984's digits is 54
• More coming soon!