40004

Names of 40004

• Cardinal: 40004 can be written as Forty thousand and four.

Scientific notation

• Scientific notation: 4.0004 × 10⁴

Factors of 40004

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 212

Divisors of 40004

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 73 137 146 274 292 548 10001 20002 40004
• Sum of all divisors σ(n): 71484
• Sum of proper divisors (its aliquot sum) s(n): 31480
• 40004 is a deficient number, because the sum of its proper divisors (31480) is less than itself. Its deficiency is 8524

Bases of 40004

• Binary: 1001110001000100₂
• Hexadecimal: 0x9C44
• Base-36: UV8

Squares and roots of 40004

• 40004 squared (40004²) is 1600320016
• 40004 cubed (40004³) is 64019201920064
• The square root of 40004 is 200.0099997501
• The cube root of 40004 is 34.2006588795

Scales and comparisons

• 40,004 seconds is equal to 11 hours, 6 minutes, 44 seconds.
• To count from 1 to 40,004 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 40004 cubic inches would be around 2.9 feet tall.

Recreational maths with 40004

• 40004 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 40004's digits is 8
• More coming soon!