Greatest Common Factor of 42, 542, 217

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

• Greatest Common Factor of 42, 542, 217 by common division method
• Greatest Common Factor of 42, 542, 217 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 542

List of positive integer factors of 542 that divides 542 without a remainder.

1,2,271,542

Factors of 217

List of positive integer factors of 217 that divides 217 without a remainder.

1,7,31,217

Greatest Common Factor

We found the factors 42,542,217 . The biggest common factor number is the GCF number.
So the greatest common factor 42,542,217 is 1.

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

• GCF of 35, 748, 756
• GCF of 94, 723, 671
• GCF of 91, 499, 275
• GCF of 45, 506, 216
• GCF of 86, 780, 518

1. What is the GCF of 42, 542, 217?

Answer: GCF of 42, 542, 217 is 1.

2. How to Find the GCF of 42, 542, 217

Answer: Greatest Common Factor(GCF) of 42, 542, 217 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 542, 217) = 1.