Greatest Common Factor of 531, 243, 28

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

• Greatest Common Factor of 531, 243, 28 by common division method
• Greatest Common Factor of 531, 243, 28 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 531

List of positive integer factors of 531 that divides 531 without a remainder.

1,3,9,59,177,531

Factors of 243

List of positive integer factors of 243 that divides 243 without a remainder.

1,3,9,27,81,243

Factors of 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Greatest Common Factor

We found the factors 531,243,28 . The biggest common factor number is the GCF number.
So the greatest common factor 531,243,28 is 1.

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

• GCF of 219, 130, 91
• GCF of 432, 172, 71
• GCF of 420, 998, 17
• GCF of 236, 378, 21
• GCF of 852, 666, 30

1. What is the GCF of 531, 243, 28?

Answer: GCF of 531, 243, 28 is 1.

2. How to Find the GCF of 531, 243, 28

Answer: Greatest Common Factor(GCF) of 531, 243, 28 = 1

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

Step 2: Then multiply all the prime factors GCF(531, 243, 28) = 1.