Greatest Common Factor of 86, 72, 686

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

• Greatest Common Factor of 86, 72, 686 by common division method
• Greatest Common Factor of 86, 72, 686 with matching the biggest common factor

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

Factors of 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 686

List of positive integer factors of 686 that divides 686 without a remainder.

1,2,7,14,49,98,343,686

Greatest Common Factor

We found the factors 86,72,686 . The biggest common factor number is the GCF number.
So the greatest common factor 86,72,686 is 2.

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

• GCF of 69, 94, 824
• GCF of 51, 40, 191
• GCF of 20, 16, 775
• GCF of 33, 89, 334
• GCF of 79, 81, 963

1. What is the GCF of 86, 72, 686?

Answer: GCF of 86, 72, 686 is 2.

2. How to Find the GCF of 86, 72, 686

Answer: Greatest Common Factor(GCF) of 86, 72, 686 = 2

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

Step 2: Then multiply all the prime factors GCF(86, 72, 686) = 2.