Greatest Common Factor of 47, 20, 31, 347

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

• Greatest Common Factor of 47, 20, 31, 347 by common division method
• Greatest Common Factor of 47, 20, 31, 347 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 347

List of positive integer factors of 347 that divides 347 without a remainder.

1,347

Greatest Common Factor

We found the factors 47,20,31,347 . The biggest common factor number is the GCF number.
So the greatest common factor 47,20,31,347 is 1.

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

• GCF of 78, 42, 65, 171
• GCF of 80, 98, 98, 932
• GCF of 85, 78, 87, 433
• GCF of 38, 28, 53, 631
• GCF of 39, 73, 79, 199

1. What is the GCF of 47, 20, 31, 347?

Answer: GCF of 47, 20, 31, 347 is 1.

2. How to Find the GCF of 47, 20, 31, 347

Answer: Greatest Common Factor(GCF) of 47, 20, 31, 347 = 1

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

Step 2: Then multiply all the prime factors GCF(47, 20, 31, 347) = 1.