229

Names of 229

• Cardinal: 229 can be written as Two hundred twenty-nine.

Scientific notation

• Scientific notation: 2.29 × 10²

Factors of 229

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 229

Divisors of 229

• Number of divisors d(n): 2
• Complete list of divisors:
  1 229
• Sum of all divisors σ(n): 230
• Sum of proper divisors (its aliquot sum) s(n): 1
• 229 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 228

Bases of 229

• Binary: 11100101₂
• Hexadecimal: 0xE5
• Base-36: 6D

Squares and roots of 229

• 229 squared (229²) is 52441
• 229 cubed (229³) is 12008989
• The square root of 229 is 15.1327459505
• The cube root of 229 is 6.1180331727

Scales and comparisons

• 229 seconds is equal to 3 minutes, 49 seconds.
• To count from 1 to 229 would take you about fifty-four seconds.

  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 229 cubic inches would be around 0.5 feet tall.

Recreational maths with 229

• 229 backwards is 922
• The number of decimal digits it has is: 3
• The sum of 229's digits is 13
• More coming soon!