40490521

Names of 40490521

• Cardinal: 40490521 can be written as Forty million, four hundred ninety thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 4.0490521 × 10⁷

Factors of 40490521

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 318950

Divisors of 40490521

• Number of divisors d(n): 4
• Complete list of divisors:
  1 127 318823 40490521
• Sum of all divisors σ(n): 40809472
• Sum of proper divisors (its aliquot sum) s(n): 318951
• 40490521 is a deficient number, because the sum of its proper divisors (318951) is less than itself. Its deficiency is 40171570

Bases of 40490521

• Binary: 10011010011101011000011001₂
• Hexadecimal: 0x269D619
• Base-36: O3UOP

Squares and roots of 40490521

• 40490521 squared (40490521²) is 1639482290851441
• 40490521 cubed (40490521³) is 66383492126848379690761
• The square root of 40490521 is 6363.2162465219
• The cube root of 40490521 is 343.3874787097

Scales and comparisons

• 40,490,521 seconds is equal to 1 year, 14 weeks, 6 days, 15 hours, 22 minutes, 1 second.
• To count from 1 to 40,490,521 would take you about forty-eight 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 40490521 cubic inches would be around 28.6 feet tall.

Recreational maths with 40490521

• 40490521 backwards is 12509404
• The number of decimal digits it has is: 8
• The sum of 40490521's digits is 25
• More coming soon!