Greatest Common Factor of 531, 147, 20

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

• Greatest Common Factor of 531, 147, 20 by common division method
• Greatest Common Factor of 531, 147, 20 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 147

List of positive integer factors of 147 that divides 147 without a remainder.

1,3,7,21,49,147

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Greatest Common Factor

We found the factors 531,147,20 . The biggest common factor number is the GCF number.
So the greatest common factor 531,147,20 is 1.

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

• GCF of 472, 268, 42
• GCF of 517, 471, 48
• GCF of 228, 560, 16
• GCF of 398, 163, 14
• GCF of 933, 167, 95

1. What is the GCF of 531, 147, 20?

Answer: GCF of 531, 147, 20 is 1.

2. How to Find the GCF of 531, 147, 20

Answer: Greatest Common Factor(GCF) of 531, 147, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(531, 147, 20) = 1.