IT IS PRIME there is no factor tree
The factor tree of 50:5025,25,5,25025,25,5,2
21
there is NO factor tree (prime factorization) of 29.
The factor tree for 148: 148 74,2 37,2,2
Factor Tree of 612: ..........612 ............/ \ ........12 * 51 ......../ \ ......6 * 2 ...../ \ ...2 * 3 Prime factorization of 612 = 2 * 2 * 3 * 51
612 306,2 153,2,2 51,3,2,2 17,3,3,2,2
612 306,2 153,2,2 51,3,2,2 17,3,3,2,2
612 306,2 153,2,2 51,3,2,2 17,3,3,2,2
612 306,2 153,2,2 51,3,2,2 17,3,3,2,2
612 18 x 34 6x3 17x2 2x3x3 17x2
612 306,2 153,2,2 51,3,2,2 17,3,3,2,2
The GCF of 15 and 612 is: 3
612 306,2 153,2,2 51,3,2,2 17,3,3,2,2
612,1306,2204,3153,4102,668,951,1236,1734,18
It is 1 but the highest common factor is 18
The least common factor of any set of positive integers is 1.