272

Names of 272

• Cardinal: 272 can be written as Two hundred seventy-two.

Scientific notation

• Scientific notation: 2.72 × 10²

Factors of 272

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 19

Divisors of 272

• Number of divisors d(n): 10
• Complete list of divisors:
  1 2 4 8 16 17 34 68 136 272
• Sum of all divisors σ(n): 558
• Sum of proper divisors (its aliquot sum) s(n): 286
• 272 is an abundant number, because the sum of its proper divisors (286) is greater than itself. Its abundance is 14

Bases of 272

• Binary: 100010000₂
• Hexadecimal: 0x110
• Base-36: 7K

Squares and roots of 272

• 272 squared (272²) is 73984
• 272 cubed (272³) is 20123648
• The square root of 272 is 16.4924225025
• The cube root of 272 is 6.4792236025

Scales and comparisons

• 272 seconds is equal to 4 minutes, 32 seconds.
• To count from 1 to 272 would take you about two 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 272 cubic inches would be around 0.5 feet tall.

Recreational maths with 272

• 272 is the same when its digits are reversed! That makes it a palindromic number.
• The number of decimal digits it has is: 3
• The sum of 272's digits is 11
• More coming soon!