20404998768

Names of 20404998768

• Cardinal: 20404998768 can be written as Twenty billion, four hundred four million, nine hundred ninety-eight thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 2.0404998768 × 10¹⁰

Factors of 20404998768

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5417

Divisors of 20404998768

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 33 42 44 48 56 66 77 84 88 112 132 154 168 176 231 264 308 336 462 528 616 924 1232 1373 1848 2746 3696 4021 4119 5492 8042 8238 9611 10984 12063 15103 16084 16476 19222 21968 24126 28147 28833 30206 32168 32952 38444 44231 45309 48252 56294 57666 60412 64336 65904 76888 84441 88462 90618 96504 105721 112588 115332 120824 132693 153776 168882 176924 181236 193008 211442 225176 230664 241648 265386 309617 317163 337764 353848 362472 422884 450352 461328 530772 619234 634326 675528 707696 724944 845768 928851 1061544 1238468 1268652 1351056 1691536 1857702 2123088 2476936 2537304 3715404 4953872 5074608 5520833 7430808 11041666 14861616 16562499 22083332 33124998 38645831 44166664 60729163 66249996 77291662 88333328 115937493 121458326 132499992 154583324 182187489 231874986 242916652 264999984 309166648 364374978 425104141 463749972 485833304 618333296 728749956 850208282 927499944 971666608 1275312423 1457499912 1700416564 1854999888 2550624846 2914999824 3400833128 5101249692 6801666256 10202499384 20404998768
• Sum of all divisors σ(n): 65784218112
• Sum of proper divisors (its aliquot sum) s(n): 45379219344
• 20404998768 is an abundant number, because the sum of its proper divisors (45379219344) is greater than itself. Its abundance is 24974220576

Bases of 20404998768

• Binary: 10011000000001110111001001001110000₂
• Hexadecimal: 0x4C03B9270
• Base-36: 9DGLXTC

Squares and roots of 20404998768

• 20404998768 squared (20404998768²) is 416363974722081517824
• 20404998768 cubed (20404998768³) is 8495906391243656513594290040832
• The square root of 20404998768 is 142846.0666871861
• The cube root of 20404998768 is 2732.6175777007

Scales and comparisons

• 20,404,998,768 seconds is equal to 648 years, 42 weeks, 2 days, 23 hours, 12 minutes, 48 seconds.
• To count from 1 to 20,404,998,768 would take you about one thousand, two hundred ninety-seven 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 20404998768 cubic inches would be around 227.7 feet tall.

Recreational maths with 20404998768

• 20404998768 backwards is 86789940402
• The number of decimal digits it has is: 11
• The sum of 20404998768's digits is 57
• More coming soon!