Greatest Common Factor of 646, 71

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

• Greatest Common Factor of 646, 71 by common division method
• Greatest Common Factor of 646, 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 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

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 646,71 . The biggest common factor number is the GCF number.
So the greatest common factor 646,71 is 1.

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

• GCF of 119, 94
• GCF of 872, 71
• GCF of 125, 67
• GCF of 626, 66
• GCF of 174, 27

1. What is the GCF of 646, 71?

Answer: GCF of 646, 71 is 1.

2. How to Find the GCF of 646, 71

Answer: Greatest Common Factor(GCF) of 646, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(646, 71) = 1.