Greatest Common Factor of 20, 50, 17, 500

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

• Greatest Common Factor of 20, 50, 17, 500 by common division method
• Greatest Common Factor of 20, 50, 17, 500 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 50

List of positive integer factors of 50 that divides 50 without a remainder.

1,2,5,10,25,50

Factors of 17

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

1,17

Factors of 500

List of positive integer factors of 500 that divides 500 without a remainder.

1,2,4,5,10,20,25,50,100,125,250,500

Greatest Common Factor

We found the factors 20,50,17,500 . The biggest common factor number is the GCF number.
So the greatest common factor 20,50,17,500 is 1.

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

• GCF of 10, 86, 24, 459
• GCF of 56, 27, 18, 643
• GCF of 98, 15, 97, 390
• GCF of 59, 64, 57, 697
• GCF of 53, 15, 28, 217

1. What is the GCF of 20, 50, 17, 500?

Answer: GCF of 20, 50, 17, 500 is 1.

2. How to Find the GCF of 20, 50, 17, 500

Answer: Greatest Common Factor(GCF) of 20, 50, 17, 500 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 50, 17, 500) = 1.