The GCF of 128 and 512 is 128.
128
512 + 128 = 640.
384
The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.The greatest common factor of 384 and 512 is 128
The GCF of 57 and 512 is 1.
The GCF is 128.
128 x 4 = 512
GCF(343, 512) = 1; the numbers are coprime.
512/4 = 128
The GCF is 1.
The best estimate is the true value.512 = 2^9 = 2^7*2^2 = 128*4Then 512*25 = (128*4)*25 = 128*(4*25) = 128*100 = 12800.