23 is a Prime number.
2 x 31 = 62
3 x 3 x 3
Only 23 has prime factorization of 23.
23 is a prime number and does not require factorization.
23 is already prime; no factorization necessary.
23 is already prime. No factorization needed.
23 is prime.
23 x 23
23 in a factorization tree has only one number and that is itself because 23 is a prime number
23 has no proper factors - it is prime.
2 × 23
None. 23 is a prime number.