Greatest Common Factor of 42, 67, 40, 218

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

• Greatest Common Factor of 42, 67, 40, 218 by common division method
• Greatest Common Factor of 42, 67, 40, 218 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 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 218

List of positive integer factors of 218 that divides 218 without a remainder.

1,2,109,218

Greatest Common Factor

We found the factors 42,67,40,218 . The biggest common factor number is the GCF number.
So the greatest common factor 42,67,40,218 is 1.

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

• GCF of 95, 14, 12, 528
• GCF of 40, 85, 40, 456
• GCF of 40, 51, 65, 951
• GCF of 51, 72, 20, 501
• GCF of 28, 26, 64, 446

1. What is the GCF of 42, 67, 40, 218?

Answer: GCF of 42, 67, 40, 218 is 1.

2. How to Find the GCF of 42, 67, 40, 218

Answer: Greatest Common Factor(GCF) of 42, 67, 40, 218 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 67, 40, 218) = 1.