Greatest Common Factor of 42, 17, 13, 272

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

• Greatest Common Factor of 42, 17, 13, 272 by common division method
• Greatest Common Factor of 42, 17, 13, 272 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 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 272

List of positive integer factors of 272 that divides 272 without a remainder.

1,2,4,8,16,17,34,68,136,272

Greatest Common Factor

We found the factors 42,17,13,272 . The biggest common factor number is the GCF number.
So the greatest common factor 42,17,13,272 is 1.

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

• GCF of 10, 24, 12, 108
• GCF of 77, 91, 96, 260
• GCF of 77, 79, 52, 494
• GCF of 98, 90, 25, 941
• GCF of 71, 13, 41, 493

1. What is the GCF of 42, 17, 13, 272?

Answer: GCF of 42, 17, 13, 272 is 1.

2. How to Find the GCF of 42, 17, 13, 272

Answer: Greatest Common Factor(GCF) of 42, 17, 13, 272 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 17, 13, 272) = 1.