Greatest Common Factor of 81, 79, 57, 942

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

• Greatest Common Factor of 81, 79, 57, 942 by common division method
• Greatest Common Factor of 81, 79, 57, 942 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 57

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

1,3,19,57

Factors of 942

List of positive integer factors of 942 that divides 942 without a remainder.

1,2,3,6,157,314,471,942

Greatest Common Factor

We found the factors 81,79,57,942 . The biggest common factor number is the GCF number.
So the greatest common factor 81,79,57,942 is 1.

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

• GCF of 15, 85, 78, 199
• GCF of 48, 29, 41, 277
• GCF of 24, 50, 51, 992
• GCF of 17, 13, 50, 875
• GCF of 26, 16, 59, 884

1. What is the GCF of 81, 79, 57, 942?

Answer: GCF of 81, 79, 57, 942 is 1.

2. How to Find the GCF of 81, 79, 57, 942

Answer: Greatest Common Factor(GCF) of 81, 79, 57, 942 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 79, 57, 942) = 1.