Greatest Common Factor of 42, 78, 708

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

• Greatest Common Factor of 42, 78, 708 by common division method
• Greatest Common Factor of 42, 78, 708 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 = 6

Factors of 42

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

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

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 708

List of positive integer factors of 708 that divides 708 without a remainder.

1,2,3,4,6,12,59,118,177,236,354,708

Greatest Common Factor

We found the factors 42,78,708 . The biggest common factor number is the GCF number.
So the greatest common factor 42,78,708 is 6.

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

• GCF of 80, 97, 185
• GCF of 64, 32, 620
• GCF of 50, 67, 650
• GCF of 58, 45, 502
• GCF of 62, 90, 300

1. What is the GCF of 42, 78, 708?

Answer: GCF of 42, 78, 708 is 6.

2. How to Find the GCF of 42, 78, 708

Answer: Greatest Common Factor(GCF) of 42, 78, 708 = 6

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

Step 2: Then multiply all the prime factors GCF(42, 78, 708) = 6.