Greatest Common Factor of 682, 686, 78

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

• Greatest Common Factor of 682, 686, 78 by common division method
• Greatest Common Factor of 682, 686, 78 with matching the biggest common factor

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

Factors of 682

List of positive integer factors of 682 that divides 682 without a remainder.

1,2,11,22,31,62,341,682

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 78

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

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

Greatest Common Factor

We found the factors 682,686,78 . The biggest common factor number is the GCF number.
So the greatest common factor 682,686,78 is 2.

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

• GCF of 155, 714, 57
• GCF of 698, 247, 98
• GCF of 583, 769, 82
• GCF of 162, 593, 96
• GCF of 166, 248, 27

1. What is the GCF of 682, 686, 78?

Answer: GCF of 682, 686, 78 is 2.

2. How to Find the GCF of 682, 686, 78

Answer: Greatest Common Factor(GCF) of 682, 686, 78 = 2

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

Step 2: Then multiply all the prime factors GCF(682, 686, 78) = 2.