Number 276 is not a prime number. It is a composite number.

A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers. We do not consider 276 as a prime number, because it can be written as a product of two smaller natural numbers (check the factors of number 276 below).

Number of factors: 12.

List of factors/divisors: 1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276.

Parity: 276 is an even number. It means it is divisible by 2 with no remainder.

Perfect square: no (a square number or perfect square is an integer that is the square of an integer).

Perfect number: no, because the sum of its proper divisors is 396 (perfect number is a positive integer that is equal to the sum of its proper divisors).

Number: Prime number: | 269 yes | 270 no | 271 yes | 272 no | 273 no | 274 no | 275 no | 276 no | 277 yes | 278 no | 279 no | 280 no | 281 yes | 282 no | 283 yes |
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