51 is composite. Becasuse 17 x 3 = 51 It is two prime numbers multiplied together to make a composite.
The three prime numbers that make 455 when multiplied are 5 x 7 x 13.
13 x 31
2 and 17
485 = 5 x 97
The prime factorization of 24 is 2x2x2x3.
2x5x5=50
17 and 17
2x3x3x3
1225 = 52*72
They are: 2*17 = 34
They are: 5*5*5*11 = 1375
105 = 3 x 5 x 7
51 is composite. Becasuse 17 x 3 = 51 It is two prime numbers multiplied together to make a composite.
3 x 7 x 7 = 147
135 = 3 x 3 x 3 x 5
2 x 29 x 41