20107439980

Names of 20107439980

• Cardinal: 20107439980 can be written as Twenty billion, one hundred seven million, four hundred thirty-nine thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 2.010743998 × 10¹⁰

Factors of 20107439980

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 131

Divisors of 20107439980

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 53 71 106 142 212 265 284 355 530 710 1060 1420 2809 3763 5041 5618 7526 10082 11236 14045 15052 18815 20164 25205 28090 37630 50410 56180 75260 100820 199439 267173 357911 398878 534346 715822 797756 997195 1068692 1335865 1431644 1789555 1994390 2671730 3579110 3988780 5343460 7158220 14160169 18969283 28320338 37938566 56640676 70800845 75877132 94846415 141601690 189692830 283203380 379385660 1005371999 2010743998 4021487996 5026859995 10053719990 20107439980
• Sum of all divisors σ(n): 43652183904
• Sum of proper divisors (its aliquot sum) s(n): 23544743924
• 20107439980 is an abundant number, because the sum of its proper divisors (23544743924) is greater than itself. Its abundance is 3437303944

Bases of 20107439980

• Binary: 10010101110011111110010111101101100₂
• Hexadecimal: 0x4AE7F2F6C
• Base-36: 98JG7ZG

Squares and roots of 20107439980

• 20107439980 squared (20107439980²) is 404309142549302400400
• 20107439980 cubed (20107439980³) is 8129621817175362206912927992000
• The square root of 20107439980 is 141800.7051463423
• The cube root of 20107439980 is 2719.2695549769

Scales and comparisons

• 20,107,439,980 seconds is equal to 639 years, 18 weeks, 2 days, 23 hours, 59 minutes, 40 seconds.
• To count from 1 to 20,107,439,980 would take you about one thousand, two hundred seventy-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 20107439980 cubic inches would be around 226.6 feet tall.

Recreational maths with 20107439980

• 20107439980 backwards is 08993470102
• The number of decimal digits it has is: 11
• The sum of 20107439980's digits is 43
• More coming soon!