Use a factor tree.
221
13,17 All the factors are prime.
13 x 17 = 221
Wiki User
∙ 10y ago231 / \ 3 77 / \ 7 11 / \ 11 1
1, 13, 17, and 221.
221 has two factor pairs: 13 * 17 and [perhaps redundantly] 1 * 221
The greatest common factor of 494 and 221 is 13.
1,3,5,15,25,75
No. 221 = 13 x 17
No.
13
13 and 17
9 ^ 3x3
200 100,2 50,2,2 25,2,2,2 5,5,2,2,2
90 45,2 15,3,2 5,3,3,2