Greatest Common Factor of 71, 70, 646

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

• Greatest Common Factor of 71, 70, 646 by common division method
• Greatest Common Factor of 71, 70, 646 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 71

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

1,71

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 646

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

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

Greatest Common Factor

We found the factors 71,70,646 . The biggest common factor number is the GCF number.
So the greatest common factor 71,70,646 is 1.

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

• GCF of 12, 87, 738
• GCF of 77, 89, 813
• GCF of 83, 97, 750
• GCF of 10, 67, 611
• GCF of 35, 92, 216

1. What is the GCF of 71, 70, 646?

Answer: GCF of 71, 70, 646 is 1.

2. How to Find the GCF of 71, 70, 646

Answer: Greatest Common Factor(GCF) of 71, 70, 646 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 70, 646) = 1.