Greatest Common Factor of 39, 90, 18, 34

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

• Greatest Common Factor of 39, 90, 18, 34 by common division method
• Greatest Common Factor of 39, 90, 18, 34 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 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 34

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

1,2,17,34

Greatest Common Factor

We found the factors 39,90,18,34 . The biggest common factor number is the GCF number.
So the greatest common factor 39,90,18,34 is 1.

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

• GCF of 46, 85, 95, 50
• GCF of 44, 98, 68, 85
• GCF of 16, 11, 42, 71
• GCF of 47, 88, 90, 87
• GCF of 50, 52, 71, 56

1. What is the GCF of 39, 90, 18, 34?

Answer: GCF of 39, 90, 18, 34 is 1.

2. How to Find the GCF of 39, 90, 18, 34

Answer: Greatest Common Factor(GCF) of 39, 90, 18, 34 = 1

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

Step 2: Then multiply all the prime factors GCF(39, 90, 18, 34) = 1.