20309469

Names of 20309469

• Cardinal: 20309469 can be written as Twenty million, three hundred nine thousand, four hundred sixty-nine.

Scientific notation

• Scientific notation: 2.0309469 × 10⁷

Factors of 20309469

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 6987

Divisors of 20309469

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 1163 3489 5821 17463 6769823 20309469
• Sum of all divisors σ(n): 27107232
• Sum of proper divisors (its aliquot sum) s(n): 6797763
• 20309469 is a deficient number, because the sum of its proper divisors (6797763) is less than itself. Its deficiency is 13511706

Bases of 20309469

• Binary: 1001101011110010111011101₂
• Hexadecimal: 0x135E5DD
• Base-36: C3AVX

Squares and roots of 20309469

• 20309469 squared (20309469²) is 412474531061961
• 20309469 cubed (20309469³) is 8377138701892434008709
• The square root of 20309469 is 4506.6028225261
• The cube root of 20309469 is 272.8346487597

Scales and comparisons

• 20,309,469 seconds is equal to 33 weeks, 4 days, 1 hour, 31 minutes, 9 seconds.
• To count from 1 to 20,309,469 would take you about fifty 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 20309469 cubic inches would be around 22.7 feet tall.

Recreational maths with 20309469

• 20309469 backwards is 96490302
• The number of decimal digits it has is: 8
• The sum of 20309469's digits is 33
• More coming soon!