Greatest Common Factor of 84, 19, 11, 13

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

• Greatest Common Factor of 84, 19, 11, 13 by common division method
• Greatest Common Factor of 84, 19, 11, 13 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 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 19

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

1,19

Factors of 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Greatest Common Factor

We found the factors 84,19,11,13 . The biggest common factor number is the GCF number.
So the greatest common factor 84,19,11,13 is 1.

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

• GCF of 79, 12, 15, 94
• GCF of 13, 16, 34, 60
• GCF of 11, 84, 24, 50
• GCF of 83, 81, 84, 44
• GCF of 84, 30, 24, 75

1. What is the GCF of 84, 19, 11, 13?

Answer: GCF of 84, 19, 11, 13 is 1.

2. How to Find the GCF of 84, 19, 11, 13

Answer: Greatest Common Factor(GCF) of 84, 19, 11, 13 = 1

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

Step 2: Then multiply all the prime factors GCF(84, 19, 11, 13) = 1.