550

Names of 550

• Cardinal: 550 can be written as Five hundred fifty.

Scientific notation

• Scientific notation: 5.5 × 10²

Factors of 550

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 18

Divisors of 550

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 5 10 11 22 25 50 55 110 275 550
• Sum of all divisors σ(n): 1116
• Sum of proper divisors (its aliquot sum) s(n): 566
• 550 is an abundant number, because the sum of its proper divisors (566) is greater than itself. Its abundance is 16

Bases of 550

• Binary: 1000100110₂
• Hexadecimal: 0x226
• Base-36: FA

Squares and roots of 550

• 550 squared (550²) is 302500
• 550 cubed (550³) is 166375000
• The square root of 550 is 23.4520787991
• The cube root of 550 is 8.1932127061

Scales and comparisons

• 550 seconds is equal to 9 minutes, 10 seconds.
• To count from 1 to 550 would take you about four 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 550 cubic inches would be around 0.7 feet tall.

Recreational maths with 550

• 550 backwards is 055
• 550 is a Harshad number.
• The number of decimal digits it has is: 3
• The sum of 550's digits is 10
• More coming soon!