20420364120

Names of 20420364120

• Cardinal: 20420364120 can be written as Twenty billion, four hundred twenty million, three hundred sixty-four thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.042036412 × 10¹⁰

Factors of 20420364120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 13090000

Divisors of 20420364120

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 260 312 390 520 780 1560 13089977 26179954 39269931 52359908 65449885 78539862 104719816 130899770 157079724 170169701 196349655 261799540 314159448 340339402 392699310 510509103 523599080 680678804 785398620 850848505 1021018206 1361357608 1570797240 1701697010 2042036412 2552545515 3403394020 4084072824 5105091030 6806788040 10210182060 20420364120
• Sum of all divisors σ(n): 65973489120
• Sum of proper divisors (its aliquot sum) s(n): 45553125000
• 20420364120 is an abundant number, because the sum of its proper divisors (45553125000) is greater than itself. Its abundance is 25132760880

Bases of 20420364120

• Binary: 10011000001001001100000011101011000₂
• Hexadecimal: 0x4C1260758
• Base-36: 9DPR9SO

Squares and roots of 20420364120

• 20420364120 squared (20420364120²) is 416991270793383374400
• 20420364120 cubed (20420364120³) is 8515113584462409792002286528000
• The square root of 20420364120 is 142899.8394680695
• The cube root of 20420364120 is 2733.3033099353

Scales and comparisons

• 20,420,364,120 seconds is equal to 649 years, 15 weeks, 5 days, 19 hours, 22 minutes.
• To count from 1 to 20,420,364,120 would take you about one thousand, two hundred ninety-eight 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 20420364120 cubic inches would be around 227.8 feet tall.

Recreational maths with 20420364120

• 20420364120 backwards is 02146302402
• 20420364120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20420364120's digits is 24
• More coming soon!