Greatest Common Factor of 688, 656, 72

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 688, 656, 72 by common division method
• Greatest Common Factor of 688, 656, 72 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 2 x 2 = 8

Factors of 688

List of positive integer factors of 688 that divides 688 without a remainder.

1,2,4,8,16,43,86,172,344,688

Factors of 656

List of positive integer factors of 656 that divides 656 without a remainder.

1,2,4,8,16,41,82,164,328,656

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Greatest Common Factor

We found the factors 688,656,72 . The biggest common factor number is the GCF number.
So the greatest common factor 688,656,72 is 8.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 344, 101, 79
• GCF of 578, 898, 90
• GCF of 648, 976, 21
• GCF of 452, 798, 85
• GCF of 940, 386, 38

1. What is the GCF of 688, 656, 72?

Answer: GCF of 688, 656, 72 is 8.

2. How to Find the GCF of 688, 656, 72

Answer: Greatest Common Factor(GCF) of 688, 656, 72 = 8

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(688, 656, 72) = 8.