Greatest Common Factor of 42, 4305

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

• Greatest Common Factor of 42, 4305 by common division method
• Greatest Common Factor of 42, 4305 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 x 7 = 21

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 4305

List of positive integer factors of 4305 that divides 4305 without a remainder.

1,3,5,7,15,21,35,41,105,123,205,287,615,861,1435,4305

Greatest Common Factor

We found the factors 42,4305 . The biggest common factor number is the GCF number.
So the greatest common factor 42,4305 is 21.

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

• GCF of 59, 4874
• GCF of 14, 2647
• GCF of 31, 3900
• GCF of 41, 3355
• GCF of 55, 9360

1. What is the GCF of 42, 4305?

Answer: GCF of 42, 4305 is 21.

2. How to Find the GCF of 42, 4305

Answer: Greatest Common Factor(GCF) of 42, 4305 = 21

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

Step 2: Then multiply all the prime factors GCF(42, 4305) = 21.