Greatest Common Factor of 42, 171, 223

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

• Greatest Common Factor of 42, 171, 223 by common division method
• Greatest Common Factor of 42, 171, 223 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 171

List of positive integer factors of 171 that divides 171 without a remainder.

1,3,9,19,57,171

Factors of 223

List of positive integer factors of 223 that divides 223 without a remainder.

1,223

Greatest Common Factor

We found the factors 42,171,223 . The biggest common factor number is the GCF number.
So the greatest common factor 42,171,223 is 1.

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

• GCF of 73, 543, 765
• GCF of 40, 772, 985
• GCF of 80, 294, 615
• GCF of 44, 743, 776
• GCF of 94, 903, 741

1. What is the GCF of 42, 171, 223?

Answer: GCF of 42, 171, 223 is 1.

2. How to Find the GCF of 42, 171, 223

Answer: Greatest Common Factor(GCF) of 42, 171, 223 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 171, 223) = 1.