20855429320

Names of 20855429320

• Cardinal: 20855429320 can be written as Twenty billion, eight hundred fifty-five million, four hundred twenty-nine thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.085542932 × 10¹⁰

Factors of 20855429320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 253504

Divisors of 20855429320

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 11 17 20 22 34 40 44 55 68 85 88 110 121 136 170 187 220 242 340 374 440 484 605 680 748 935 968 1210 1496 1870 2057 2420 3740 4114 4840 7480 8228 10285 16456 20570 41140 82280 253469 506938 1013876 1267345 2027752 2534690 2788159 4308973 5069380 5576318 8617946 10138760 11152636 13940795 17235892 21544865 22305272 27881590 30669749 34471784 43089730 47398703 55763180 61339498 86179460 94797406 111526360 122678996 153348745 172358920 189594812 236993515 245357992 306697490 379189624 473987030 521385733 613394980 947974060 1042771466 1226789960 1895948120 2085542932 2606928665 4171085864 5213857330 10427714660 20855429320
• Sum of all divisors σ(n): 54612646200
• Sum of proper divisors (its aliquot sum) s(n): 33757216880
• 20855429320 is an abundant number, because the sum of its proper divisors (33757216880) is greater than itself. Its abundance is 12901787560

Bases of 20855429320

• Binary: 10011011011000101001001100011001000₂
• Hexadecimal: 0x4DB1498C8
• Base-36: 9KWS894

Squares and roots of 20855429320

• 20855429320 squared (20855429320²) is 434948932121515662400
• 20855429320 cubed (20855429320³) is 9071046711669747548456181568000
• The square root of 20855429320 is 144414.0897558129
• The cube root of 20855429320 is 2752.5784882377

Scales and comparisons

• 20,855,429,320 seconds is equal to 663 years, 7 weeks, 1 day, 6 hours, 48 minutes, 40 seconds.
• To count from 1 to 20,855,429,320 would take you about one thousand, three hundred twenty-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 20855429320 cubic inches would be around 229.4 feet tall.

Recreational maths with 20855429320

• 20855429320 backwards is 02392455802
• 20855429320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20855429320's digits is 40
• More coming soon!