Greatest Common Factor of 42, 20, 71, 464

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

• Greatest Common Factor of 42, 20, 71, 464 by common division method
• Greatest Common Factor of 42, 20, 71, 464 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 464

List of positive integer factors of 464 that divides 464 without a remainder.

1,2,4,8,16,29,58,116,232,464

Greatest Common Factor

We found the factors 42,20,71,464 . The biggest common factor number is the GCF number.
So the greatest common factor 42,20,71,464 is 1.

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

• GCF of 33, 84, 25, 976
• GCF of 31, 48, 78, 304
• GCF of 18, 85, 10, 878
• GCF of 34, 32, 39, 454
• GCF of 98, 36, 50, 196

1. What is the GCF of 42, 20, 71, 464?

Answer: GCF of 42, 20, 71, 464 is 1.

2. How to Find the GCF of 42, 20, 71, 464

Answer: Greatest Common Factor(GCF) of 42, 20, 71, 464 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 20, 71, 464) = 1.