Prime factorization of 1976

Prime factorization of 1976:

By prime factorization of 1976 we follow 5 simple steps:
1. We write number 1976 above a 2-column table
2. We divide 1976 by the smallest possible prime factor
3. We write down on the left side of the table the prime factor and next number to factorize on the ride side
4. We continue to factor in this fashion (we deal with odd numbers by trying small prime factors)
5. We continue until we reach 1 on the ride side of the table

1976
prime factors	number to factorize
2	988
2	494
2	247
13	19
19	1

Prime factorization of 1976 = 1×2×2×2×13×19= $ 1 × 2^3 × 13 × 19 $