Greatest Common Factor of 47, 21, 97, 791

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

• Greatest Common Factor of 47, 21, 97, 791 by common division method
• Greatest Common Factor of 47, 21, 97, 791 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 791

List of positive integer factors of 791 that divides 791 without a remainder.

1,7,113,791

Greatest Common Factor

We found the factors 47,21,97,791 . The biggest common factor number is the GCF number.
So the greatest common factor 47,21,97,791 is 1.

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

• GCF of 74, 18, 45, 111
• GCF of 57, 85, 71, 351
• GCF of 62, 93, 55, 117
• GCF of 53, 77, 47, 635
• GCF of 54, 95, 89, 981

1. What is the GCF of 47, 21, 97, 791?

Answer: GCF of 47, 21, 97, 791 is 1.

2. How to Find the GCF of 47, 21, 97, 791

Answer: Greatest Common Factor(GCF) of 47, 21, 97, 791 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 21, 97, 791) = 1.