Greatest Common Factor of 12, 63, 80

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

• Greatest Common Factor of 12, 63, 80 by common division method
• Greatest Common Factor of 12, 63, 80 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Greatest Common Factor

We found the factors 12,63,80 . The biggest common factor number is the GCF number.
So the greatest common factor 12,63,80 is 1.

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

• GCF of 12, 77, 23
• GCF of 78, 59, 97
• GCF of 99, 20, 71
• GCF of 41, 13, 68
• GCF of 93, 34, 27

1. What is the GCF of 12, 63, 80?

Answer: GCF of 12, 63, 80 is 1.

2. How to Find the GCF of 12, 63, 80

Answer: Greatest Common Factor(GCF) of 12, 63, 80 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 63, 80) = 1.