Greatest Common Factor of 42, 97, 57, 811

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

• Greatest Common Factor of 42, 97, 57, 811 by common division method
• Greatest Common Factor of 42, 97, 57, 811 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 97

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

1,97

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 811

List of positive integer factors of 811 that divides 811 without a remainder.

1,811

Greatest Common Factor

We found the factors 42,97,57,811 . The biggest common factor number is the GCF number.
So the greatest common factor 42,97,57,811 is 1.

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

• GCF of 42, 49, 23, 797
• GCF of 25, 34, 25, 420
• GCF of 49, 54, 56, 990
• GCF of 39, 27, 76, 237
• GCF of 91, 26, 58, 223

1. What is the GCF of 42, 97, 57, 811?

Answer: GCF of 42, 97, 57, 811 is 1.

2. How to Find the GCF of 42, 97, 57, 811

Answer: Greatest Common Factor(GCF) of 42, 97, 57, 811 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 97, 57, 811) = 1.