Greatest Common Factor of 664, 686, 842

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

• Greatest Common Factor of 664, 686, 842 by common division method
• Greatest Common Factor of 664, 686, 842 with matching the biggest common factor

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

Factors of 664

List of positive integer factors of 664 that divides 664 without a remainder.

1,2,4,8,83,166,332,664

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 842

List of positive integer factors of 842 that divides 842 without a remainder.

1,2,421,842

Greatest Common Factor

We found the factors 664,686,842 . The biggest common factor number is the GCF number.
So the greatest common factor 664,686,842 is 2.

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

• GCF of 167, 380, 467
• GCF of 979, 632, 169
• GCF of 965, 678, 856
• GCF of 364, 583, 670
• GCF of 142, 608, 691

1. What is the GCF of 664, 686, 842?

Answer: GCF of 664, 686, 842 is 2.

2. How to Find the GCF of 664, 686, 842

Answer: Greatest Common Factor(GCF) of 664, 686, 842 = 2

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

Step 2: Then multiply all the prime factors GCF(664, 686, 842) = 2.