Greatest Common Factor of 42, 19, 628

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

• Greatest Common Factor of 42, 19, 628 by common division method
• Greatest Common Factor of 42, 19, 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

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 42,19,628 . The biggest common factor number is the GCF number.
So the greatest common factor 42,19,628 is 1.

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

• GCF of 34, 76, 225
• GCF of 58, 35, 793
• GCF of 18, 82, 644
• GCF of 81, 42, 995
• GCF of 38, 38, 678

1. What is the GCF of 42, 19, 628?

Answer: GCF of 42, 19, 628 is 1.

2. How to Find the GCF of 42, 19, 628

Answer: Greatest Common Factor(GCF) of 42, 19, 628 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 19, 628) = 1.