It is: 3*3*7 = 63 or as 32*7 = 63
3 x 3 x 7 = 63
The prime factorization of 130 is 2x5x13.
It is: 2*2*5*5 = 100
357 = 3 x 7 x 17
2 x 7 x 7 x 7 = 686
2 x 2 x 2 x 3 = 24
2 x 2 x 41 = 164
2 x 2 x 2 x 3 x 5 = 120
Prime Factorization of 250= 2 x 5 x 5 x 5
200 = 2 x 2 x 2 x 5 x 5 or 2^3 x 5^2
Etch primer
A primer is a book of elementary principles. A writer's primer, therefore, would be the principles of writing as a craft.