Greatest Common Factor of 42, 82, 770

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

• Greatest Common Factor of 42, 82, 770 by common division method
• Greatest Common Factor of 42, 82, 770 with matching the biggest common factor

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

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 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

Factors of 770

List of positive integer factors of 770 that divides 770 without a remainder.

1,2,5,7,10,11,14,22,35,55,70,77,110,154,385,770

Greatest Common Factor

We found the factors 42,82,770 . The biggest common factor number is the GCF number.
So the greatest common factor 42,82,770 is 2.

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

• GCF of 30, 79, 497
• GCF of 80, 58, 741
• GCF of 29, 50, 858
• GCF of 88, 76, 314
• GCF of 79, 95, 732

1. What is the GCF of 42, 82, 770?

Answer: GCF of 42, 82, 770 is 2.

2. How to Find the GCF of 42, 82, 770

Answer: Greatest Common Factor(GCF) of 42, 82, 770 = 2

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

Step 2: Then multiply all the prime factors GCF(42, 82, 770) = 2.