The greatest common factor of 105 and 147 is 21
21
The GCF is 21.
The GCF is 21.
To find the greatest common factor of two numbers, you first need to break those numbers down into their prime factors. For 105 and 147 this is: 105 = 3x5x7 147 = 3x7x7 The next step is to identify any common prime factors. In this case, both numbers have a 3 as a prime factor, and a 7 as a prime factor. Multiply these together to get the GCF: 3x7 = 21 Thus the greatest common factor of 105 and 147 is 21.
The greatest common factor of 48 and 147 is 3
The greatest common factor of 147 and 36 is 3.
The greatest common factor of 147 and 150 is 3.
The greatest common factor of 147 and 196 is 49.
The greatest common factor of 63 and 147 is 21.
The GCF of 105, 147, and 189 is 21.105 = 3*5*7147 = 3*7*7189 = 3*3*3*7so highest common factor = 7
greatest common factor of 147 and 343 is 49.