Greatest Common Factor of 7, 42, 422

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

• Greatest Common Factor of 7, 42, 422 by common division method
• Greatest Common Factor of 7, 42, 422 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 7

List of positive integer factors of 7 that divides 7 without a remainder.

1,7

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 422

List of positive integer factors of 422 that divides 422 without a remainder.

1,2,211,422

Greatest Common Factor

We found the factors 7,42,422 . The biggest common factor number is the GCF number.
So the greatest common factor 7,42,422 is 1.

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

• GCF of 8, 24, 453
• GCF of 2, 35, 640
• GCF of 8, 87, 367
• GCF of 1, 49, 855
• GCF of 9, 73, 477

1. What is the GCF of 7, 42, 422?

Answer: GCF of 7, 42, 422 is 1.

2. How to Find the GCF of 7, 42, 422

Answer: Greatest Common Factor(GCF) of 7, 42, 422 = 1

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

Step 2: Then multiply all the prime factors GCF(7, 42, 422) = 1.