None. 103 is a prime number.103 is already prime. No factorization.
103 is a prime number.
By the rules of divisibility, you know that 515 is divisible by 5. 515 divided by 5 is 103. Since both 5 and 103 are prime and can't be divided further, stop there. The prime factorization of 515 is 5 x 103.
Since 103 is a prime number, the prime factorization of 103 is simply 103.
The prime factorization of 618 is 2 x 3 x 103.
3*103
2times2 times 103 =
5 x 103 = 515
206 = 2 * 103
5 x 103 = 515
927 = 32 x 103
515 = 5 x 103