490929421

Names of 490929421

• Cardinal: 490929421 can be written as Four hundred ninety million, nine hundred twenty-nine thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 4.90929421 × 10⁸

Factors of 490929421

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 490929421

Divisors of 490929421

• Number of divisors d(n): 2
• Complete list of divisors:
  1 490929421
• Sum of all divisors σ(n): 490929422
• Sum of proper divisors (its aliquot sum) s(n): 1
• 490929421 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 490929420

Bases of 490929421

• Binary: 11101010000101111110100001101₂
• Hexadecimal: 0x1D42FD0D
• Base-36: 84ABKD

Squares and roots of 490929421

• 490929421 squared (490929421²) is 241011696403395241
• 490929421 cubed (490929421³) is 118319732569546608098285461
• The square root of 490929421 is 22156.9271560837
• The cube root of 490929421 is 788.8716578845

Scales and comparisons

• 490,929,421 seconds is equal to 15 years, 31 weeks, 5 days, 1 hour, 17 minutes, 1 second.
• To count from 1 to 490,929,421 would take you about twenty-three 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 490929421 cubic inches would be around 65.7 feet tall.

Recreational maths with 490929421

• 490929421 backwards is 124929094
• The number of decimal digits it has is: 9
• The sum of 490929421's digits is 40
• More coming soon!