Greatest Common Factor of 69, 21, 32, 54

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

• Greatest Common Factor of 69, 21, 32, 54 by common division method
• Greatest Common Factor of 69, 21, 32, 54 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 69

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

1,3,23,69

Factors of 21

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

1,3,7,21

Factors of 32

List of positive integer factors of 32 that divides 32 without a remainder.

1,2,4,8,16,32

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Greatest Common Factor

We found the factors 69,21,32,54 . The biggest common factor number is the GCF number.
So the greatest common factor 69,21,32,54 is 1.

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

• GCF of 37, 37, 53, 77
• GCF of 51, 24, 42, 76
• GCF of 32, 47, 14, 28
• GCF of 43, 60, 90, 60
• GCF of 50, 60, 38, 57

1. What is the GCF of 69, 21, 32, 54?

Answer: GCF of 69, 21, 32, 54 is 1.

2. How to Find the GCF of 69, 21, 32, 54

Answer: Greatest Common Factor(GCF) of 69, 21, 32, 54 = 1

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

Step 2: Then multiply all the prime factors GCF(69, 21, 32, 54) = 1.