491375042

Names of 491375042

• Cardinal: 491375042 can be written as Four hundred ninety-one million, three hundred seventy-five thousand and forty-two.

Scientific notation

• Scientific notation: 4.91375042 × 10⁸

Factors of 491375042

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 245687523

Divisors of 491375042

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 245687521 491375042
• Sum of all divisors σ(n): 737062566
• Sum of proper divisors (its aliquot sum) s(n): 245687524
• 491375042 is a deficient number, because the sum of its proper divisors (245687524) is less than itself. Its deficiency is 245687518

Bases of 491375042

• Binary: 11101010010011100100111000010₂
• Hexadecimal: 0x1D49C9C2
• Base-36: 84JVEQ

Squares and roots of 491375042

• 491375042 squared (491375042²) is 241449431900501764
• 491375042 cubed (491375042³) is 118642224740985194106574088
• The square root of 491375042 is 22166.9808950159
• The cube root of 491375042 is 789.1102743067

Scales and comparisons

• 491,375,042 seconds is equal to 15 years, 32 weeks, 3 days, 5 hours, 4 minutes, 2 seconds.
• To count from 1 to 491,375,042 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 491375042 cubic inches would be around 65.8 feet tall.

Recreational maths with 491375042

• 491375042 backwards is 240573194
• The number of decimal digits it has is: 9
• The sum of 491375042's digits is 35
• More coming soon!