Greatest Common Factor of 71, 37, 98, 20

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

• Greatest Common Factor of 71, 37, 98, 20 by common division method
• Greatest Common Factor of 71, 37, 98, 20 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 37

List of positive integer factors of 37 that divides 37 without a remainder.

1,37

Factors of 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 71,37,98,20 . The biggest common factor number is the GCF number.
So the greatest common factor 71,37,98,20 is 1.

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

• GCF of 67, 89, 72, 83
• GCF of 10, 55, 87, 80
• GCF of 21, 59, 57, 96
• GCF of 81, 12, 75, 98
• GCF of 47, 56, 78, 46

1. What is the GCF of 71, 37, 98, 20?

Answer: GCF of 71, 37, 98, 20 is 1.

2. How to Find the GCF of 71, 37, 98, 20

Answer: Greatest Common Factor(GCF) of 71, 37, 98, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 37, 98, 20) = 1.