Greatest Common Factor of 42, 851, 165

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

• Greatest Common Factor of 42, 851, 165 by common division method
• Greatest Common Factor of 42, 851, 165 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 851

List of positive integer factors of 851 that divides 851 without a remainder.

1,23,37,851

Factors of 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Greatest Common Factor

We found the factors 42,851,165 . The biggest common factor number is the GCF number.
So the greatest common factor 42,851,165 is 1.

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

• GCF of 66, 244, 498
• GCF of 53, 231, 726
• GCF of 48, 406, 423
• GCF of 40, 330, 857
• GCF of 34, 203, 295

1. What is the GCF of 42, 851, 165?

Answer: GCF of 42, 851, 165 is 1.

2. How to Find the GCF of 42, 851, 165

Answer: Greatest Common Factor(GCF) of 42, 851, 165 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 851, 165) = 1.