20706720843648

Names of 20706720843648

• Cardinal: 20706720843648 can be written as Twenty trillion, seven hundred six billion, seven hundred twenty million, eight hundred forty-three thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.0706720843648 × 10¹³

Factors of 20706720843648

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7703393183

Divisors of 20706720843648

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 336 384 448 672 896 1344 2688 7703393171 15406786342 23110179513 30813572684 46220359026 53923752197 61627145368 92440718052 107847504394 123254290736 161771256591 184881436104 215695008788 246508581472 323542513182 369762872208 431390017576 493017162944 647085026364 739525744416 862780035152 986034325888 1294170052728 1479051488832 1725560070304 2588340105456 2958102977664 3451120140608 5176680210912 6902240281216 10353360421824 20706720843648
• Sum of all divisors σ(n): 62859688283520
• Sum of proper divisors (its aliquot sum) s(n): 42152967439872
• 20706720843648 is an abundant number, because the sum of its proper divisors (42152967439872) is greater than itself. Its abundance is 21446246596224

Bases of 20706720843648

• Binary: 100101101010100101000101111011000011110000000₂
• Hexadecimal: 0x12D528BD8780
• Base-36: 7C8JAYIDC

Squares and roots of 20706720843648

• 20706720843648 squared (20706720843648²) is 428768288096766540861947904
• 20706720843648 cubed (20706720843648³) is 8878385248228586383257812567815505313792
• The square root of 20706720843648 is 4550463.8053332541
• The cube root of 20706720843648 is 27460.2050718119

Scales and comparisons

• 20,706,720,843,648 seconds is equal to 658,409 years, 34 weeks, 6 days, 21 hours, 48 seconds.
• To count from 1 to 20,706,720,843,648 would take you about one million, six hundred forty-six thousand and twenty-four 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 20706720843648 cubic inches would be around 2288.4 feet tall.

Recreational maths with 20706720843648

• 20706720843648 backwards is 84634802760702
• The number of decimal digits it has is: 14
• The sum of 20706720843648's digits is 57
• More coming soon!