Greatest Common Factor of 19, 20, 188, 321

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

• Greatest Common Factor of 19, 20, 188, 321 by common division method
• Greatest Common Factor of 19, 20, 188, 321 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 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 20

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

1,2,4,5,10,20

Factors of 188

List of positive integer factors of 188 that divides 188 without a remainder.

1,2,4,47,94,188

Factors of 321

List of positive integer factors of 321 that divides 321 without a remainder.

1,3,107,321

Greatest Common Factor

We found the factors 19,20,188,321 . The biggest common factor number is the GCF number.
So the greatest common factor 19,20,188,321 is 1.

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

• GCF of 24, 84, 856, 760
• GCF of 14, 31, 339, 997
• GCF of 14, 94, 737, 105
• GCF of 66, 88, 345, 733
• GCF of 34, 45, 262, 187

1. What is the GCF of 19, 20, 188, 321?

Answer: GCF of 19, 20, 188, 321 is 1.

2. How to Find the GCF of 19, 20, 188, 321

Answer: Greatest Common Factor(GCF) of 19, 20, 188, 321 = 1

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

Step 2: Then multiply all the prime factors GCF(19, 20, 188, 321) = 1.