Greatest Common Factor of 12, 17, 80, 356

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

• Greatest Common Factor of 12, 17, 80, 356 by common division method
• Greatest Common Factor of 12, 17, 80, 356 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 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

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

Factors of 356

List of positive integer factors of 356 that divides 356 without a remainder.

1,2,4,89,178,356

Greatest Common Factor

We found the factors 12,17,80,356 . The biggest common factor number is the GCF number.
So the greatest common factor 12,17,80,356 is 1.

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

• GCF of 29, 84, 72, 799
• GCF of 25, 44, 94, 698
• GCF of 89, 56, 40, 136
• GCF of 47, 37, 25, 994
• GCF of 57, 47, 90, 579

1. What is the GCF of 12, 17, 80, 356?

Answer: GCF of 12, 17, 80, 356 is 1.

2. How to Find the GCF of 12, 17, 80, 356

Answer: Greatest Common Factor(GCF) of 12, 17, 80, 356 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 17, 80, 356) = 1.