40813

Names of 40813

• Cardinal: 40813 can be written as Forty thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 4.0813 × 10⁴

Factors of 40813

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 40813

Divisors of 40813

• Number of divisors d(n): 2
• Complete list of divisors:
  1 40813
• Sum of all divisors σ(n): 40814
• Sum of proper divisors (its aliquot sum) s(n): 1
• 40813 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 40812

Bases of 40813

• Binary: 1001111101101101₂
• Hexadecimal: 0x9F6D
• Base-36: VHP

Squares and roots of 40813

• 40813 squared (40813²) is 1665700969
• 40813 cubed (40813³) is 67982253647797
• The square root of 40813 is 202.0222759995
• The cube root of 40813 is 34.4296683837

Scales and comparisons

• 40,813 seconds is equal to 11 hours, 20 minutes, 13 seconds.
• To count from 1 to 40,813 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 40813 cubic inches would be around 2.9 feet tall.

Recreational maths with 40813

• 40813 backwards is 31804
• The number of decimal digits it has is: 5
• The sum of 40813's digits is 16
• More coming soon!