40907

Names of 40907

• Cardinal: 40907 can be written as Forty thousand, nine hundred seven.

Scientific notation

• Scientific notation: 4.0907 × 10⁴

Factors of 40907

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2172

Divisors of 40907

• Number of divisors d(n): 4
• Complete list of divisors:
  1 19 2153 40907
• Sum of all divisors σ(n): 43080
• Sum of proper divisors (its aliquot sum) s(n): 2173
• 40907 is a deficient number, because the sum of its proper divisors (2173) is less than itself. Its deficiency is 38734

Bases of 40907

• Binary: 1001111111001011₂
• Hexadecimal: 0x9FCB
• Base-36: VKB

Squares and roots of 40907

• 40907 squared (40907²) is 1673382649
• 40907 cubed (40907³) is 68453064022643
• The square root of 40907 is 202.2547898073
• The cube root of 40907 is 34.4560807797

Scales and comparisons

• 40,907 seconds is equal to 11 hours, 21 minutes, 47 seconds.
• To count from 1 to 40,907 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 40907 cubic inches would be around 2.9 feet tall.

Recreational maths with 40907

• 40907 backwards is 70904
• The number of decimal digits it has is: 5
• The sum of 40907's digits is 20
• More coming soon!