40089

Names of 40089

• Cardinal: 40089 can be written as Forty thousand and eighty-nine.

Scientific notation

• Scientific notation: 4.0089 × 10⁴

Factors of 40089

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 116

Divisors of 40089

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 7 21 23 69 83 161 249 483 581 1743 1909 5727 13363 40089
• Sum of all divisors σ(n): 64512
• Sum of proper divisors (its aliquot sum) s(n): 24423
• 40089 is a deficient number, because the sum of its proper divisors (24423) is less than itself. Its deficiency is 15666

Bases of 40089

• Binary: 1001110010011001₂
• Hexadecimal: 0x9C99
• Base-36: UXL

Squares and roots of 40089

• 40089 squared (40089²) is 1607127921
• 40089 cubed (40089³) is 64428151224969
• The square root of 40089 is 200.2223763719
• The cube root of 40089 is 34.2248647879

Scales and comparisons

• 40,089 seconds is equal to 11 hours, 8 minutes, 9 seconds.
• To count from 1 to 40,089 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 40089 cubic inches would be around 2.9 feet tall.

Recreational maths with 40089

• 40089 backwards is 98004
• 40089 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 40089's digits is 21
• More coming soon!