Greatest Common Factor of 42, 72, 531

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

• Greatest Common Factor of 42, 72, 531 by common division method
• Greatest Common Factor of 42, 72, 531 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 531

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

1,3,9,59,177,531

Greatest Common Factor

We found the factors 42,72,531 . The biggest common factor number is the GCF number.
So the greatest common factor 42,72,531 is 3.

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

• GCF of 84, 83, 558
• GCF of 60, 77, 242
• GCF of 86, 98, 444
• GCF of 75, 45, 431
• GCF of 40, 15, 614

1. What is the GCF of 42, 72, 531?

Answer: GCF of 42, 72, 531 is 3.

2. How to Find the GCF of 42, 72, 531

Answer: Greatest Common Factor(GCF) of 42, 72, 531 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 72, 531) = 3.