A Prime number has no factors other than 1 and itself. 25 is a composite number because its factors are 1, 5, and 25.
Chat with our AI personalities
25 is composite.
25 is a composite number. The prime factorization of 25 is 5 x 5. 2 x 5 is the prime factorization of 10.
There are more than 25 prime numbers; there are an infinite number of prime numbers.
127 is the least prime number greater than 25 that will have a remainder of 2 when divided by 25.
21 = 3 x 7, so it is not a prime number. 23 = 1 x 23, it does not have any other factors, so it is a prime number. 25 = 5 x 5, so it is not a prime number.