Greatest Common Factor of 42, 40, 54, 425

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

• Greatest Common Factor of 42, 40, 54, 425 by common division method
• Greatest Common Factor of 42, 40, 54, 425 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 40

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

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

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 425

List of positive integer factors of 425 that divides 425 without a remainder.

1,5,17,25,85,425

Greatest Common Factor

We found the factors 42,40,54,425 . The biggest common factor number is the GCF number.
So the greatest common factor 42,40,54,425 is 1.

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

• GCF of 59, 28, 75, 167
• GCF of 20, 46, 87, 616
• GCF of 62, 96, 78, 372
• GCF of 86, 43, 55, 776
• GCF of 28, 21, 14, 357

1. What is the GCF of 42, 40, 54, 425?

Answer: GCF of 42, 40, 54, 425 is 1.

2. How to Find the GCF of 42, 40, 54, 425

Answer: Greatest Common Factor(GCF) of 42, 40, 54, 425 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 40, 54, 425) = 1.