Greatest Common Factor of 42, 627, 645

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

• Greatest Common Factor of 42, 627, 645 by common division method
• Greatest Common Factor of 42, 627, 645 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

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 627

List of positive integer factors of 627 that divides 627 without a remainder.

1,3,11,19,33,57,209,627

Factors of 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Greatest Common Factor

We found the factors 42,627,645 . The biggest common factor number is the GCF number.
So the greatest common factor 42,627,645 is 3.

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

• GCF of 66, 618, 542
• GCF of 66, 257, 136
• GCF of 94, 833, 703
• GCF of 36, 299, 422
• GCF of 33, 994, 366

1. What is the GCF of 42, 627, 645?

Answer: GCF of 42, 627, 645 is 3.

2. How to Find the GCF of 42, 627, 645

Answer: Greatest Common Factor(GCF) of 42, 627, 645 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 627, 645) = 3.