Just 51
No, prime factorizations consist entirely of prime numbers.
composite numbers
no 5 is not a composite number 10 15 20 and 25 are composite
139 is a prime number. Prime numbers have only one prime factor: the numbers themselves.
Prime numbers are better.
They are composite.
51 is composite (3 x !7); the other numbers are primes.
They are all composite.
Numbers....hehe
45 and 51 are both composite numbers. This means they both have factors other than themselves and one.
3929 is a prime number and 51 is a composite number
47 is prime, the rest are composite.
24, 51 and 72 are composite numbers 71 is a prime number.
Only 51. (51 = 3 x 17)
Composite numbers are numbers that are not prime- that is, they are divisible by numbers besides 1 and themselves. 51 is actually divisible by 1, 3, 17, and 51, so it is composite.
61 and 71 are prime numbers the rest are composite numbers
No because they are both composite numbers