Greatest Common Factor of 47, 16, 82, 646

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

• Greatest Common Factor of 47, 16, 82, 646 by common division method
• Greatest Common Factor of 47, 16, 82, 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 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

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 47,16,82,646 . The biggest common factor number is the GCF number.
So the greatest common factor 47,16,82,646 is 1.

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

• GCF of 43, 77, 95, 422
• GCF of 53, 22, 16, 988
• GCF of 99, 39, 14, 967
• GCF of 76, 75, 52, 655
• GCF of 21, 43, 97, 552

1. What is the GCF of 47, 16, 82, 646?

Answer: GCF of 47, 16, 82, 646 is 1.

2. How to Find the GCF of 47, 16, 82, 646

Answer: Greatest Common Factor(GCF) of 47, 16, 82, 646 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 16, 82, 646) = 1.