Greatest Common Factor of 69, 84, 12, 686

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

• Greatest Common Factor of 69, 84, 12, 686 by common division method
• Greatest Common Factor of 69, 84, 12, 686 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

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 69,84,12,686 . The biggest common factor number is the GCF number.
So the greatest common factor 69,84,12,686 is 1.

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

• GCF of 16, 75, 58, 130
• GCF of 73, 29, 43, 348
• GCF of 23, 54, 49, 746
• GCF of 54, 91, 19, 500
• GCF of 85, 37, 61, 439

1. What is the GCF of 69, 84, 12, 686?

Answer: GCF of 69, 84, 12, 686 is 1.

2. How to Find the GCF of 69, 84, 12, 686

Answer: Greatest Common Factor(GCF) of 69, 84, 12, 686 = 1

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

Step 2: Then multiply all the prime factors GCF(69, 84, 12, 686) = 1.