142,352.
2 x 2 x 2 x 2 x 41 = 656
1, 3, 9, 23, 69, 207. (1 x 207, 3 x 69, 9 x 23)
217 = 21 x 31 x 111
31 x 7 = 217
16.9268
1 x 217, 7 x 31.
PF of 217 = 7 x 31
7 x 31 = 217
7 x 31 = 217
The prime factorization of 217 is: 7 x 31
30% = 0.30; 0.30 x 217 = 65.1
217 = 71 x 311