Greatest Common Factor of 530, 315, 18

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

• Greatest Common Factor of 530, 315, 18 by common division method
• Greatest Common Factor of 530, 315, 18 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 530

List of positive integer factors of 530 that divides 530 without a remainder.

1,2,5,10,53,106,265,530

Factors of 315

List of positive integer factors of 315 that divides 315 without a remainder.

1,3,5,7,9,15,21,35,45,63,105,315

Factors of 18

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

1,2,3,6,9,18

Greatest Common Factor

We found the factors 530,315,18 . The biggest common factor number is the GCF number.
So the greatest common factor 530,315,18 is 1.

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

• GCF of 343, 738, 67
• GCF of 198, 580, 25
• GCF of 128, 883, 93
• GCF of 932, 570, 23
• GCF of 733, 139, 97

1. What is the GCF of 530, 315, 18?

Answer: GCF of 530, 315, 18 is 1.

2. How to Find the GCF of 530, 315, 18

Answer: Greatest Common Factor(GCF) of 530, 315, 18 = 1

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

Step 2: Then multiply all the prime factors GCF(530, 315, 18) = 1.