40069

Names of 40069

• Cardinal: 40069 can be written as Forty thousand and sixty-nine.

Scientific notation

• Scientific notation: 4.0069 × 10⁴

Factors of 40069

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2374

Divisors of 40069

• Number of divisors d(n): 4
• Complete list of divisors:
  1 17 2357 40069
• Sum of all divisors σ(n): 42444
• Sum of proper divisors (its aliquot sum) s(n): 2375
• 40069 is a deficient number, because the sum of its proper divisors (2375) is less than itself. Its deficiency is 37694

Bases of 40069

• Binary: 1001110010000101₂
• Hexadecimal: 0x9C85
• Base-36: UX1

Squares and roots of 40069

• 40069 squared (40069²) is 1605524761
• 40069 cubed (40069³) is 64331771648509
• The square root of 40069 is 200.1724256735
• The cube root of 40069 is 34.2191723605

Scales and comparisons

• 40,069 seconds is equal to 11 hours, 7 minutes, 49 seconds.
• To count from 1 to 40,069 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 40069 cubic inches would be around 2.9 feet tall.

Recreational maths with 40069

• 40069 backwards is 96004
• The number of decimal digits it has is: 5
• The sum of 40069's digits is 19
• More coming soon!