Greatest Common Factor of 17, 68, 139

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

• Greatest Common Factor of 17, 68, 139 by common division method
• Greatest Common Factor of 17, 68, 139 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 17

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

1,17

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1,139

Greatest Common Factor

We found the factors 17,68,139 . The biggest common factor number is the GCF number.
So the greatest common factor 17,68,139 is 1.

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

• GCF of 98, 80, 213
• GCF of 26, 69, 285
• GCF of 95, 60, 133
• GCF of 58, 24, 918
• GCF of 30, 81, 556

1. What is the GCF of 17, 68, 139?

Answer: GCF of 17, 68, 139 is 1.

2. How to Find the GCF of 17, 68, 139

Answer: Greatest Common Factor(GCF) of 17, 68, 139 = 1

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

Step 2: Then multiply all the prime factors GCF(17, 68, 139) = 1.