Greatest Common Factor of 19, 69, 95, 21

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

• Greatest Common Factor of 19, 69, 95, 21 by common division method
• Greatest Common Factor of 19, 69, 95, 21 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 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 95

List of positive integer factors of 95 that divides 95 without a remainder.

1,5,19,95

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Greatest Common Factor

We found the factors 19,69,95,21 . The biggest common factor number is the GCF number.
So the greatest common factor 19,69,95,21 is 1.

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

• GCF of 22, 40, 82, 47
• GCF of 64, 35, 70, 93
• GCF of 25, 16, 82, 30
• GCF of 69, 78, 93, 40
• GCF of 16, 83, 44, 25

1. What is the GCF of 19, 69, 95, 21?

Answer: GCF of 19, 69, 95, 21 is 1.

2. How to Find the GCF of 19, 69, 95, 21

Answer: Greatest Common Factor(GCF) of 19, 69, 95, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(19, 69, 95, 21) = 1.