Greatest Common Factor of 65, 17, 378, 158

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

• Greatest Common Factor of 65, 17, 378, 158 by common division method
• Greatest Common Factor of 65, 17, 378, 158 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 65

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

1,5,13,65

Factors of 17

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

1,17

Factors of 378

List of positive integer factors of 378 that divides 378 without a remainder.

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

Factors of 158

List of positive integer factors of 158 that divides 158 without a remainder.

1,2,79,158

Greatest Common Factor

We found the factors 65,17,378,158 . The biggest common factor number is the GCF number.
So the greatest common factor 65,17,378,158 is 1.

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

• GCF of 13, 13, 314, 944
• GCF of 71, 74, 877, 796
• GCF of 21, 17, 627, 435
• GCF of 34, 58, 482, 749
• GCF of 69, 79, 563, 171

1. What is the GCF of 65, 17, 378, 158?

Answer: GCF of 65, 17, 378, 158 is 1.

2. How to Find the GCF of 65, 17, 378, 158

Answer: Greatest Common Factor(GCF) of 65, 17, 378, 158 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 17, 378, 158) = 1.