Greatest Common Factor of 764, 646, 42

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

• Greatest Common Factor of 764, 646, 42 by common division method
• Greatest Common Factor of 764, 646, 42 with matching the biggest common factor

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

Factors of 764

List of positive integer factors of 764 that divides 764 without a remainder.

1,2,4,191,382,764

Factors of 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Greatest Common Factor

We found the factors 764,646,42 . The biggest common factor number is the GCF number.
So the greatest common factor 764,646,42 is 2.

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

• GCF of 307, 685, 22
• GCF of 380, 627, 30
• GCF of 788, 484, 20
• GCF of 477, 893, 87
• GCF of 180, 549, 93

1. What is the GCF of 764, 646, 42?

Answer: GCF of 764, 646, 42 is 2.

2. How to Find the GCF of 764, 646, 42

Answer: Greatest Common Factor(GCF) of 764, 646, 42 = 2

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

Step 2: Then multiply all the prime factors GCF(764, 646, 42) = 2.