Greatest Common Factor of 42, 65, 73, 542

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

• Greatest Common Factor of 42, 65, 73, 542 by common division method
• Greatest Common Factor of 42, 65, 73, 542 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 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 542

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

1,2,271,542

Greatest Common Factor

We found the factors 42,65,73,542 . The biggest common factor number is the GCF number.
So the greatest common factor 42,65,73,542 is 1.

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

• GCF of 69, 71, 72, 306
• GCF of 13, 85, 39, 500
• GCF of 50, 79, 21, 387
• GCF of 97, 15, 21, 312
• GCF of 39, 57, 53, 616

1. What is the GCF of 42, 65, 73, 542?

Answer: GCF of 42, 65, 73, 542 is 1.

2. How to Find the GCF of 42, 65, 73, 542

Answer: Greatest Common Factor(GCF) of 42, 65, 73, 542 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 65, 73, 542) = 1.