Greatest Common Factor of 20, 89, 742

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

• Greatest Common Factor of 20, 89, 742 by common division method
• Greatest Common Factor of 20, 89, 742 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 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 742

List of positive integer factors of 742 that divides 742 without a remainder.

1,2,7,14,53,106,371,742

Greatest Common Factor

We found the factors 20,89,742 . The biggest common factor number is the GCF number.
So the greatest common factor 20,89,742 is 1.

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

• GCF of 72, 28, 969
• GCF of 62, 66, 216
• GCF of 66, 51, 991
• GCF of 39, 81, 832
• GCF of 12, 40, 482

1. What is the GCF of 20, 89, 742?

Answer: GCF of 20, 89, 742 is 1.

2. How to Find the GCF of 20, 89, 742

Answer: Greatest Common Factor(GCF) of 20, 89, 742 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 89, 742) = 1.