40518542

Names of 40518542

• Cardinal: 40518542 can be written as Forty million, five hundred eighteen thousand, five hundred forty-two.

Scientific notation

• Scientific notation: 4.0518542 × 10⁷

Factors of 40518542

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 121482

Divisors of 40518542

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 167 334 121313 242626 20259271 40518542
• Sum of all divisors σ(n): 61142256
• Sum of proper divisors (its aliquot sum) s(n): 20623714
• 40518542 is a deficient number, because the sum of its proper divisors (20623714) is less than itself. Its deficiency is 19894828

Bases of 40518542

• Binary: 10011010100100001110001110₂
• Hexadecimal: 0x26A438E
• Base-36: O4GB2

Squares and roots of 40518542

• 40518542 squared (40518542²) is 1641752245805764
• 40518542 cubed (40518542³) is 66521407325275172476088
• The square root of 40518542 is 6365.4176610809
• The cube root of 40518542 is 343.4666728973

Scales and comparisons

• 40,518,542 seconds is equal to 1 year, 14 weeks, 6 days, 23 hours, 9 minutes, 2 seconds.
• To count from 1 to 40,518,542 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 40518542 cubic inches would be around 28.6 feet tall.

Recreational maths with 40518542

• 40518542 backwards is 24581504
• The number of decimal digits it has is: 8
• The sum of 40518542's digits is 29
• More coming soon!