20291746706490

Names of 20291746706490

• Cardinal: 20291746706490 can be written as Twenty trillion, two hundred ninety-one billion, seven hundred forty-six million, seven hundred six thousand, four hundred ninety.

Scientific notation

• Scientific notation: 2.029174670649 × 10¹³

Factors of 20291746706490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 29652667

Divisors of 20291746706490

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 3259 6518 9777 16295 19554 22813 32590 45626 48885 68439 97770 114065 136878 228130 342195 684390 29649391 59298782 88948173 148246955 177896346 207545737 296493910 415091474 444740865 622637211 889481730 1037728685 1245274422 2075457370 3113186055 6226372110 96627365269 193254730538 289882095807 483136826345 579764191614 676391556883 966273652690 1352783113766 1449410479035 2029174670649 2898820958070 3381957784415 4058349341298 6763915568830 10145873353245 20291746706490
• Sum of all divisors σ(n): 55674442321920
• Sum of proper divisors (its aliquot sum) s(n): 35382695615430
• 20291746706490 is an abundant number, because the sum of its proper divisors (35382695615430) is greater than itself. Its abundance is 15090948908940

Bases of 20291746706490

• Binary: 100100111010010001010010110101011010000111010₂
• Hexadecimal: 0x12748A5AB43A
• Base-36: 76XWE2KVU

Squares and roots of 20291746706490

• 20291746706490 squared (20291746706490²) is 411754984400347762208120100
• 20291746706490 cubed (20291746706490³) is 8355227848586598031397262729109369449000
• The square root of 20291746706490 is 4504636.1347493983
• The cube root of 20291746706490 is 27275.5266036839

Scales and comparisons

• 20,291,746,706,490 seconds is equal to 645,214 years, 40 weeks, 3 days, 11 hours, 21 minutes, 30 seconds.
• To count from 1 to 20,291,746,706,490 would take you about one million, six hundred thirteen thousand and thirty-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 20291746706490 cubic inches would be around 2273 feet tall.

Recreational maths with 20291746706490

• 20291746706490 backwards is 09460764719202
• The number of decimal digits it has is: 14
• The sum of 20291746706490's digits is 57
• More coming soon!