Greatest Common Factor of 688, 686, 788

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

• Greatest Common Factor of 688, 686, 788 by common division method
• Greatest Common Factor of 688, 686, 788 with matching the biggest common factor

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

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 686

List of positive integer factors of 686 that divides 686 without a remainder.

1,2,7,14,49,98,343,686

Factors of 788

List of positive integer factors of 788 that divides 788 without a remainder.

1,2,4,197,394,788

Greatest Common Factor

We found the factors 688,686,788 . The biggest common factor number is the GCF number.
So the greatest common factor 688,686,788 is 2.

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

• GCF of 371, 453, 355
• GCF of 334, 493, 114
• GCF of 138, 303, 620
• GCF of 932, 828, 329
• GCF of 750, 395, 816

1. What is the GCF of 688, 686, 788?

Answer: GCF of 688, 686, 788 is 2.

2. How to Find the GCF of 688, 686, 788

Answer: Greatest Common Factor(GCF) of 688, 686, 788 = 2

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

Step 2: Then multiply all the prime factors GCF(688, 686, 788) = 2.