Greatest Common Factor of 421, 531, 80

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

• Greatest Common Factor of 421, 531, 80 by common division method
• Greatest Common Factor of 421, 531, 80 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 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Factors of 531

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

1,3,9,59,177,531

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Greatest Common Factor

We found the factors 421,531,80 . The biggest common factor number is the GCF number.
So the greatest common factor 421,531,80 is 1.

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

• GCF of 613, 673, 89
• GCF of 705, 169, 62
• GCF of 313, 179, 54
• GCF of 486, 755, 50
• GCF of 844, 294, 46

1. What is the GCF of 421, 531, 80?

Answer: GCF of 421, 531, 80 is 1.

2. How to Find the GCF of 421, 531, 80

Answer: Greatest Common Factor(GCF) of 421, 531, 80 = 1

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

Step 2: Then multiply all the prime factors GCF(421, 531, 80) = 1.