2231

Names of 2231

• Cardinal: 2231 can be written as Two thousand, two hundred thirty-one.

Scientific notation

• Scientific notation: 2.231 × 10³

Factors of 2231

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 120

Divisors of 2231

• Number of divisors d(n): 4
• Complete list of divisors:
  1 23 97 2231
• Sum of all divisors σ(n): 2352
• Sum of proper divisors (its aliquot sum) s(n): 121
• 2231 is a deficient number, because the sum of its proper divisors (121) is less than itself. Its deficiency is 2110

Bases of 2231

• Binary: 100010110111₂
• Hexadecimal: 0x8B7
• Base-36: 1PZ

Squares and roots of 2231

• 2231 squared (2231²) is 4977361
• 2231 cubed (2231³) is 11104492391
• The square root of 2231 is 47.2334627145
• The cube root of 2231 is 13.0667181497

Scales and comparisons

• 2,231 seconds is equal to 37 minutes, 11 seconds.
• To count from 1 to 2,231 would take you about thirty-seven minutes.

  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 2231 cubic inches would be around 1.1 feet tall.

Recreational maths with 2231

• 2231 backwards is 1322
• The number of decimal digits it has is: 4
• The sum of 2231's digits is 8
• More coming soon!