Greatest Common Factor of 30, 26, 18, 321

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

• Greatest Common Factor of 30, 26, 18, 321 by common division method
• Greatest Common Factor of 30, 26, 18, 321 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 30

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

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

Factors of 26

List of positive integer factors of 26 that divides 26 without a remainder.

1,2,13,26

Factors of 18

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

1,2,3,6,9,18

Factors of 321

List of positive integer factors of 321 that divides 321 without a remainder.

1,3,107,321

Greatest Common Factor

We found the factors 30,26,18,321 . The biggest common factor number is the GCF number.
So the greatest common factor 30,26,18,321 is 1.

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

• GCF of 34, 28, 12, 789
• GCF of 19, 21, 75, 120
• GCF of 49, 85, 64, 525
• GCF of 55, 27, 36, 945
• GCF of 50, 39, 97, 693

1. What is the GCF of 30, 26, 18, 321?

Answer: GCF of 30, 26, 18, 321 is 1.

2. How to Find the GCF of 30, 26, 18, 321

Answer: Greatest Common Factor(GCF) of 30, 26, 18, 321 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 26, 18, 321) = 1.