Greatest Common Factor of 20, 53, 98, 691

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

• Greatest Common Factor of 20, 53, 98, 691 by common division method
• Greatest Common Factor of 20, 53, 98, 691 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 20

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

1,2,4,5,10,20

Factors of 53

List of positive integer factors of 53 that divides 53 without a remainder.

1,53

Factors of 98

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

1,2,7,14,49,98

Factors of 691

List of positive integer factors of 691 that divides 691 without a remainder.

1,691

Greatest Common Factor

We found the factors 20,53,98,691 . The biggest common factor number is the GCF number.
So the greatest common factor 20,53,98,691 is 1.

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

• GCF of 62, 64, 99, 173
• GCF of 94, 28, 23, 733
• GCF of 38, 91, 47, 672
• GCF of 80, 52, 31, 989
• GCF of 43, 56, 66, 868

1. What is the GCF of 20, 53, 98, 691?

Answer: GCF of 20, 53, 98, 691 is 1.

2. How to Find the GCF of 20, 53, 98, 691

Answer: Greatest Common Factor(GCF) of 20, 53, 98, 691 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 53, 98, 691) = 1.