21584680992

Names of 21584680992

• Cardinal: 21584680992 can be written as Twenty-one billion, five hundred eighty-four million, six hundred eighty thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 2.1584680992 × 10¹⁰

Factors of 21584680992

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2701

Divisors of 21584680992

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 31 32 36 42 48 56 62 63 72 84 93 96 112 124 126 137 144 168 186 217 224 248 252 274 279 288 336 372 411 434 496 504 548 558 651 672 744 822 868 959 992 1008 1096 1116 1233 1302 1488 1644 1736 1918 1953 2016 2192 2232 2466 2521 2604 2877 2976 3288 3472 3836 3906 4247 4384 4464 4932 5042 5208 5754 6576 6944 7563 7672 7812 8494 8631 8928 9864 10084 10416 11508 12741 13152 15126 15344 15624 16988 17262 17647 19728 20168 20832 22689 23016 25482 29729 30252 30688 31248 33976 34524 35294 38223 39456 40336 45378 46032 50964 52941 59458 60504 62496 67952 69048 70588 76446 78151 80672 89187 90756 92064 101928 105882 118916 121008 135904 138096 141176 152892 156302 158823 178374 181512 203856 211764 234453 237832 242016 267561 276192 282352 305784 312604 317646 345377 356748 363024 407712 423528 468906 475664 535122 547057 564704 611568 625208 635292 690754 703359 713496 726048 847056 937812 951328 1036131 1070244 1094114 1223136 1250416 1270584 1381508 1406718 1426992 1641171 1694112 1875624 2072262 2140488 2188228 2417639 2500832 2541168 2763016 2813436 2853984 3108393 3282342 3751248 4144524 4280976 4376456 4835278 4923513 5082336 5526032 5626872 6216786 6564684 7252917 7502496 8289048 8561952 8752912 9670556 9847026 10706687 11052064 11253744 12433572 13129368 14505834 16578096 17505824 19341112 19694052 21413374 21758751 22507488 24867144 26258736 29011668 32120061 33156192 38682224 39388104 42826748 43517502 49734288 52517472 58023336 64240122 74946809 77364448 78776208 85653496 87035004 96360183 99468576 116046672 128480244 149893618 157552416 171306992 174070008 192720366 224840427 232093344 256960488 299787236 342613984 348140016 385440732 449680854 513920976 599574472 674521281 696280032 770881464 899361708 1027841952 1199148944 1349042562 1541762928 1798723416 2398297888 2698085124 3083525856 3597446832 5396170248 7194893664 10792340496 21584680992
• Sum of all divisors σ(n): 72970619904
• Sum of proper divisors (its aliquot sum) s(n): 51385938912
• 21584680992 is an abundant number, because the sum of its proper divisors (51385938912) is greater than itself. Its abundance is 29801257920

Bases of 21584680992

• Binary: 10100000110100011000001100000100000₂
• Hexadecimal: 0x5068C1820
• Base-36: 9WYYMG0

Squares and roots of 21584680992

• 21584680992 squared (21584680992²) is 465898453526406104064
• 21584680992 cubed (21584680992³) is 10056269494033613204462994751488
• The square root of 21584680992 is 146917.2589997513
• The cube root of 21584680992 is 2784.2947691257

Scales and comparisons

• 21,584,680,992 seconds is equal to 686 years, 16 weeks, 6 days, 16 hours, 43 minutes, 12 seconds.
• To count from 1 to 21,584,680,992 would take you about one thousand, three 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 21584680992 cubic inches would be around 232 feet tall.

Recreational maths with 21584680992

• 21584680992 backwards is 29908648512
• The number of decimal digits it has is: 11
• The sum of 21584680992's digits is 54
• More coming soon!