2 x 2 x 5 x 31 = 620
Prime factorizations are expressions of numbers as products of prime factors. The prime factorization of 30 is 2 x 3 x 5.
Only composite numbershave prime factorizations. Prime factorizations must consist of only prime numbers.
409 is a prime number.
233357 is a prime number.
No.
Only integers have prime factorizations.
620 is not prime. 620 is divisible by at least 2. By definition prime numbers are only divisible by 1 and themselves.
Variables don't have prime factorizations.
23 is a prime number.
Negative numbers don't have prime factorizations.
5
2 is already prime; no factorization.