Greatest Common Factor of 680, 308, 87

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

• Greatest Common Factor of 680, 308, 87 by common division method
• Greatest Common Factor of 680, 308, 87 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 680

List of positive integer factors of 680 that divides 680 without a remainder.

1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680

Factors of 308

List of positive integer factors of 308 that divides 308 without a remainder.

1,2,4,7,11,14,22,28,44,77,154,308

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Greatest Common Factor

We found the factors 680,308,87 . The biggest common factor number is the GCF number.
So the greatest common factor 680,308,87 is 1.

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

• GCF of 674, 684, 21
• GCF of 154, 477, 31
• GCF of 933, 384, 54
• GCF of 259, 940, 95
• GCF of 250, 343, 43

1. What is the GCF of 680, 308, 87?

Answer: GCF of 680, 308, 87 is 1.

2. How to Find the GCF of 680, 308, 87

Answer: Greatest Common Factor(GCF) of 680, 308, 87 = 1

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

Step 2: Then multiply all the prime factors GCF(680, 308, 87) = 1.