40730

Names of 40730

• Cardinal: 40730 can be written as Forty thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 4.073 × 10⁴

Factors of 40730

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4080

Divisors of 40730

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 4073 8146 20365 40730
• Sum of all divisors σ(n): 73332
• Sum of proper divisors (its aliquot sum) s(n): 32602
• 40730 is a deficient number, because the sum of its proper divisors (32602) is less than itself. Its deficiency is 8128

Bases of 40730

• Binary: 1001111100011010₂
• Hexadecimal: 0x9F1A
• Base-36: VFE

Squares and roots of 40730

• 40730 squared (40730²) is 1658932900
• 40730 cubed (40730³) is 67568337017000
• The square root of 40730 is 201.8167485617
• The cube root of 40730 is 34.4063130653

Scales and comparisons

• 40,730 seconds is equal to 11 hours, 18 minutes, 50 seconds.
• To count from 1 to 40,730 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 40730 cubic inches would be around 2.9 feet tall.

Recreational maths with 40730

• 40730 backwards is 03704
• The number of decimal digits it has is: 5
• The sum of 40730's digits is 14
• More coming soon!