Greatest Common Factor of 20, 17, 239, 634

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

• Greatest Common Factor of 20, 17, 239, 634 by common division method
• Greatest Common Factor of 20, 17, 239, 634 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 17

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

1,17

Factors of 239

List of positive integer factors of 239 that divides 239 without a remainder.

1,239

Factors of 634

List of positive integer factors of 634 that divides 634 without a remainder.

1,2,317,634

Greatest Common Factor

We found the factors 20,17,239,634 . The biggest common factor number is the GCF number.
So the greatest common factor 20,17,239,634 is 1.

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

• GCF of 44, 42, 535, 848
• GCF of 48, 77, 382, 589
• GCF of 26, 56, 180, 365
• GCF of 51, 38, 611, 777
• GCF of 50, 76, 266, 134

1. What is the GCF of 20, 17, 239, 634?

Answer: GCF of 20, 17, 239, 634 is 1.

2. How to Find the GCF of 20, 17, 239, 634

Answer: Greatest Common Factor(GCF) of 20, 17, 239, 634 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 17, 239, 634) = 1.