Well, well, well, aren't we feeling all mathematical today? The greatest common factor of 16 and 256 is 16. It's like finding out you have a favorite child - sorry 256, but 16 takes the cake this time.
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Factors of 256 are 128, 64, etc. Factors of 192 are 96, 64, etc.
So greatest common factor is 64.
Factors of 196: 1, 2, 4, 7, 14, 28, 49, 98, 196.
Factors of 225: 1, 3, 5, 9, 15, 25, 45, 75, 225.
GCF (196, 225) = 1
Ah, the greatest common factor of 128 and 256 is 128. You see, the greatest common factor is the largest number that divides evenly into both numbers, and in this case, 128 is the biggest number that fits that description. Just imagine those numbers as happy little friends, sharing their common factor joyfully.
The factors of 256 are: 1, 2, 4, 8, 16, 32, 64, 128, 256 The factors of 400 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400 The common factors are: 1, 2, 4, 8, 16 The Greatest Common Factor: GCF = 16
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 48 and 256 is 16
The greatest common factor of 16 and 86 is 2.
The greatest common factor of 16 and 42 is 2.