20729434

Names of 20729434

• Cardinal: 20729434 can be written as Twenty million, seven hundred twenty-nine thousand, four hundred thirty-four.

Scientific notation

• Scientific notation: 2.0729434 × 10⁷

Factors of 20729434

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 942260

Divisors of 20729434

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 11 22 942247 1884494 10364717 20729434
• Sum of all divisors σ(n): 33920928
• Sum of proper divisors (its aliquot sum) s(n): 13191494
• 20729434 is a deficient number, because the sum of its proper divisors (13191494) is less than itself. Its deficiency is 7537940

Bases of 20729434

• Binary: 1001111000100111001011010₂
• Hexadecimal: 0x13C4E5A
• Base-36: CCAXM

Squares and roots of 20729434

• 20729434 squared (20729434²) is 429709433960356
• 20729434 cubed (20729434³) is 8907633350458558318504
• The square root of 20729434 is 4552.9588181753
• The cube root of 20729434 is 274.7024174907

Scales and comparisons

• 20,729,434 seconds is equal to 34 weeks, 1 day, 22 hours, 10 minutes, 34 seconds.
• To count from 1 to 20,729,434 would take you about fifty-one 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 20729434 cubic inches would be around 22.9 feet tall.

Recreational maths with 20729434

• 20729434 backwards is 43492702
• The number of decimal digits it has is: 8
• The sum of 20729434's digits is 31
• More coming soon!