Greatest Common Factor of 61, 80, 12, 942

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

• Greatest Common Factor of 61, 80, 12, 942 by common division method
• Greatest Common Factor of 61, 80, 12, 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

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 61,80,12,942 . The biggest common factor number is the GCF number.
So the greatest common factor 61,80,12,942 is 1.

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

• GCF of 70, 78, 80, 808
• GCF of 73, 97, 63, 709
• GCF of 18, 82, 80, 545
• GCF of 27, 93, 78, 611
• GCF of 20, 77, 53, 107

1. What is the GCF of 61, 80, 12, 942?

Answer: GCF of 61, 80, 12, 942 is 1.

2. How to Find the GCF of 61, 80, 12, 942

Answer: Greatest Common Factor(GCF) of 61, 80, 12, 942 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 80, 12, 942) = 1.