Greatest Common Factor of 680, 154, 71

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

• Greatest Common Factor of 680, 154, 71 by common division method
• Greatest Common Factor of 680, 154, 71 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 154

List of positive integer factors of 154 that divides 154 without a remainder.

1,2,7,11,14,22,77,154

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 680,154,71 . The biggest common factor number is the GCF number.
So the greatest common factor 680,154,71 is 1.

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

• GCF of 320, 333, 75
• GCF of 472, 567, 43
• GCF of 507, 862, 19
• GCF of 783, 907, 89
• GCF of 770, 971, 56

1. What is the GCF of 680, 154, 71?

Answer: GCF of 680, 154, 71 is 1.

2. How to Find the GCF of 680, 154, 71

Answer: Greatest Common Factor(GCF) of 680, 154, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(680, 154, 71) = 1.