275 (number)

In mathematics

• 275 is an odd composite number with 2 prime factors.
• 275 is equivalent to the number of partitions of 28 when no partition occurs only once. Partitions are the number of ways of writing a number as a sum of other positive integers.
• 275 is the sum of fifth powers of the first two primes.
• 275 is the maximum number of pieces made by cutting an annulus with 22 cuts.
• 275 is the smallest non semiprime that follows the equations n>1 and the greatest common denominator of n and bⁿ−b is 1 for some value of b.