Greatest Common Factor of 155, 789, 12

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

• Greatest Common Factor of 155, 789, 12 by common division method
• Greatest Common Factor of 155, 789, 12 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 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Factors of 789

List of positive integer factors of 789 that divides 789 without a remainder.

1,3,263,789

Factors of 12

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

1,2,3,4,6,12

Greatest Common Factor

We found the factors 155,789,12 . The biggest common factor number is the GCF number.
So the greatest common factor 155,789,12 is 1.

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

• GCF of 126, 284, 99
• GCF of 996, 576, 98
• GCF of 508, 383, 54
• GCF of 607, 935, 59
• GCF of 670, 442, 64

1. What is the GCF of 155, 789, 12?

Answer: GCF of 155, 789, 12 is 1.

2. How to Find the GCF of 155, 789, 12

Answer: Greatest Common Factor(GCF) of 155, 789, 12 = 1

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

Step 2: Then multiply all the prime factors GCF(155, 789, 12) = 1.