20008939

Names of 20008939

• Cardinal: 20008939 can be written as Twenty million, eight thousand, nine hundred thirty-nine.

Scientific notation

• Scientific notation: 2.0008939 × 10⁷

Factors of 20008939

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 20008939

Divisors of 20008939

• Number of divisors d(n): 2
• Complete list of divisors:
  1 20008939
• Sum of all divisors σ(n): 20008940
• Sum of proper divisors (its aliquot sum) s(n): 1
• 20008939 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 20008938

Bases of 20008939

• Binary: 1001100010100111111101011₂
• Hexadecimal: 0x1314FEB
• Base-36: BWUZV

Squares and roots of 20008939

• 20008939 squared (20008939²) is 400357639905721
• 20008939 cubed (20008939³) is 8010731595057537240019
• The square root of 20008939 is 4473.1352539355
• The cube root of 20008939 is 271.4821959345

Scales and comparisons

• 20,008,939 seconds is equal to 33 weeks, 14 hours, 2 minutes, 19 seconds.
• To count from 1 to 20,008,939 would take you about forty-nine weeks!

  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 20008939 cubic inches would be around 22.6 feet tall.

Recreational maths with 20008939

• 20008939 backwards is 93980002
• The number of decimal digits it has is: 8
• The sum of 20008939's digits is 31
• More coming soon!