Greatest Common Factor of 55, 12, 13, 628

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

• Greatest Common Factor of 55, 12, 13, 628 by common division method
• Greatest Common Factor of 55, 12, 13, 628 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 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 12

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

1,2,3,4,6,12

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 628

List of positive integer factors of 628 that divides 628 without a remainder.

1,2,4,157,314,628

Greatest Common Factor

We found the factors 55,12,13,628 . The biggest common factor number is the GCF number.
So the greatest common factor 55,12,13,628 is 1.

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

• GCF of 20, 46, 58, 171
• GCF of 84, 60, 54, 573
• GCF of 35, 81, 50, 666
• GCF of 82, 42, 62, 989
• GCF of 58, 26, 40, 130

1. What is the GCF of 55, 12, 13, 628?

Answer: GCF of 55, 12, 13, 628 is 1.

2. How to Find the GCF of 55, 12, 13, 628

Answer: Greatest Common Factor(GCF) of 55, 12, 13, 628 = 1

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

Step 2: Then multiply all the prime factors GCF(55, 12, 13, 628) = 1.