172 = 2*2*43 and 817 = 19*43 so their gfc is 43
The GCF is: 4
The GCF is 4.
To find the greatest common factor (GCF) of 147 and 172, we need to determine the largest number that divides both evenly. First, we find the prime factors of each number: 147 = 3 x 7 x 7 and 172 = 2 x 2 x 43. The common factors are 1 and 1, as there are no other common prime factors between the two numbers. Therefore, the GCF of 147 and 172 is 1.
18.5682
43
There are 81.7 of them.
The factors of 817 are: 1, 19, 43, 817
Greatest Common Factor
greatest common factor
Greatest Common Factor
817 is not a prime, 817=19*43
817- 396 = 421