# Prime Numbers

## Is number 266 a prime number?

Number 266 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 266 as a prime number, because it can be written as a product of two smaller natural numbers (check the factors of number 266 below).

### Other properties of number 266

Number of factors: 8.

List of factors/divisors: 1, 2, 7, 14, 19, 38, 133, 266.

Parity: 266 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 214 (perfect number is a positive integer that is equal to the sum of its proper divisors).

 Number:Prime number: 259no 260no 261no 262no 263yes 264no 265no 266no 267no 268no 269yes 270no 271yes 272no 273no
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