Greatest Common Factor of 12, 78, 203

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

• Greatest Common Factor of 12, 78, 203 by common division method
• Greatest Common Factor of 12, 78, 203 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 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 203

List of positive integer factors of 203 that divides 203 without a remainder.

1,7,29,203

Greatest Common Factor

We found the factors 12,78,203 . The biggest common factor number is the GCF number.
So the greatest common factor 12,78,203 is 1.

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

• GCF of 73, 34, 704
• GCF of 48, 22, 909
• GCF of 48, 19, 977
• GCF of 20, 82, 805
• GCF of 67, 99, 732

1. What is the GCF of 12, 78, 203?

Answer: GCF of 12, 78, 203 is 1.

2. How to Find the GCF of 12, 78, 203

Answer: Greatest Common Factor(GCF) of 12, 78, 203 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 78, 203) = 1.