Greatest Common Factor of 42, 80, 30, 34, 41

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

• Greatest Common Factor of 42, 80, 30, 34, 41 by common division method
• Greatest Common Factor of 42, 80, 30, 34, 41 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 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Factors of 41

List of positive integer factors of 41 that divides 41 without a remainder.

1,41

Greatest Common Factor

We found the factors 42,80,30,34,41 . The biggest common factor number is the GCF number.
So the greatest common factor 42,80,30,34,41 is 1.

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

• GCF of 24, 90, 78, 23, 78
• GCF of 48, 29, 64, 33, 30
• GCF of 63, 30, 40, 84, 91
• GCF of 92, 85, 63, 34, 76
• GCF of 20, 83, 93, 13, 59

1. What is the GCF of 42, 80, 30, 34, 41?

Answer: GCF of 42, 80, 30, 34, 41 is 1.

2. How to Find the GCF of 42, 80, 30, 34, 41

Answer: Greatest Common Factor(GCF) of 42, 80, 30, 34, 41 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 80, 30, 34, 41) = 1.