72231

Names of 72231

• Cardinal: 72231 can be written as Seventy-two thousand, two hundred thirty-one.

Scientific notation

• Scientific notation: 7.2231 × 10⁴

Factors of 72231

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 24080

Divisors of 72231

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 24077 72231
• Sum of all divisors σ(n): 96312
• Sum of proper divisors (its aliquot sum) s(n): 24081
• 72231 is a deficient number, because the sum of its proper divisors (24081) is less than itself. Its deficiency is 48150

Bases of 72231

• Binary: 10001101000100111₂
• Hexadecimal: 0x11A27
• Base-36: 1JQF

Squares and roots of 72231

• 72231 squared (72231²) is 5217317361
• 72231 cubed (72231³) is 376852050302391
• The square root of 72231 is 268.7582556871
• The cube root of 72231 is 41.6461196473

Scales and comparisons

• 72,231 seconds is equal to 20 hours, 3 minutes, 51 seconds.
• To count from 1 to 72,231 would take you about twenty 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 72231 cubic inches would be around 3.5 feet tall.

Recreational maths with 72231

• 72231 backwards is 13227
• The number of decimal digits it has is: 5
• The sum of 72231's digits is 15
• More coming soon!