Greatest Common Factor of 10, 28, 686

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

• Greatest Common Factor of 10, 28, 686 by common division method
• Greatest Common Factor of 10, 28, 686 with matching the biggest common factor

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

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

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 10,28,686 . The biggest common factor number is the GCF number.
So the greatest common factor 10,28,686 is 2.

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

• GCF of 41, 62, 823
• GCF of 47, 36, 960
• GCF of 11, 79, 206
• GCF of 30, 72, 603
• GCF of 68, 43, 996

1. What is the GCF of 10, 28, 686?

Answer: GCF of 10, 28, 686 is 2.

2. How to Find the GCF of 10, 28, 686

Answer: Greatest Common Factor(GCF) of 10, 28, 686 = 2

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

Step 2: Then multiply all the prime factors GCF(10, 28, 686) = 2.