230

Names of 230

• Cardinal: 230 can be written as Two hundred thirty.

Scientific notation

• Scientific notation: 2.3 × 10²

Factors of 230

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 30

Divisors of 230

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 23 46 115 230
• Sum of all divisors σ(n): 432
• Sum of proper divisors (its aliquot sum) s(n): 202
• 230 is a deficient number, because the sum of its proper divisors (202) is less than itself. Its deficiency is 28

Bases of 230

• Binary: 11100110₂
• Hexadecimal: 0xE6
• Base-36: 6E

Squares and roots of 230

• 230 squared (230²) is 52900
• 230 cubed (230³) is 12167000
• The square root of 230 is 15.1657508881
• The cube root of 230 is 6.1269256753

Scales and comparisons

• 230 seconds is equal to 3 minutes, 50 seconds.
• To count from 1 to 230 would take you about fifty-five 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 230 cubic inches would be around 0.5 feet tall.

Recreational maths with 230

• 230 backwards is 032
• 230 is a Harshad number.
• The number of decimal digits it has is: 3
• The sum of 230's digits is 5
• More coming soon!