40904

Names of 40904

• Cardinal: 40904 can be written as Forty thousand, nine hundred four.

Scientific notation

• Scientific notation: 4.0904 × 10⁴

Factors of 40904

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 5115

Divisors of 40904

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 4 8 5113 10226 20452 40904
• Sum of all divisors σ(n): 76710
• Sum of proper divisors (its aliquot sum) s(n): 35806
• 40904 is a deficient number, because the sum of its proper divisors (35806) is less than itself. Its deficiency is 5098

Bases of 40904

• Binary: 1001111111001000₂
• Hexadecimal: 0x9FC8
• Base-36: VK8

Squares and roots of 40904

• 40904 squared (40904²) is 1673137216
• 40904 cubed (40904³) is 68438004683264
• The square root of 40904 is 202.2473732833
• The cube root of 40904 is 34.4552384563

Scales and comparisons

• 40,904 seconds is equal to 11 hours, 21 minutes, 44 seconds.
• To count from 1 to 40,904 would take you about eleven hours.

  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 40904 cubic inches would be around 2.9 feet tall.

Recreational maths with 40904

• 40904 is the same when its digits are reversed! That makes it a palindromic number.
• The number of decimal digits it has is: 5
• The sum of 40904's digits is 17
• More coming soon!