Greatest Common Factor of 867, 142, 20

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

• Greatest Common Factor of 867, 142, 20 by common division method
• Greatest Common Factor of 867, 142, 20 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 867

List of positive integer factors of 867 that divides 867 without a remainder.

1,3,17,51,289,867

Factors of 142

List of positive integer factors of 142 that divides 142 without a remainder.

1,2,71,142

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 867,142,20 . The biggest common factor number is the GCF number.
So the greatest common factor 867,142,20 is 1.

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

• GCF of 434, 685, 80
• GCF of 852, 263, 62
• GCF of 615, 455, 31
• GCF of 503, 608, 84
• GCF of 870, 706, 97

1. What is the GCF of 867, 142, 20?

Answer: GCF of 867, 142, 20 is 1.

2. How to Find the GCF of 867, 142, 20

Answer: Greatest Common Factor(GCF) of 867, 142, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(867, 142, 20) = 1.