Greatest Common Factor of 42, 81, 525

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 42, 81, 525 i.e. 3 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 42, 81, 525 is 3.

GCF(42, 81, 525) = 3

GCF of 42, 81, 525

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

GCF of:

Greatest Common Factor of 42,81,525

GCF of 42,81,525 is 3

3 42, 81, 525
14, 27, 175

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

Greatest Common Factor (GCF) By Matching Biggest Common Factor Method

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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 525

List of positive integer factors of 525 that divides 525 without a remainder.

1,3,5,7,15,21,25,35,75,105,175,525

Greatest Common Factor

We found the factors 42,81,525 . The biggest common factor number is the GCF number.
So the greatest common factor 42,81,525 is 3.

GCF of two or more Numbers Calculation Examples

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

Frequently Asked Questions on GCF of 42, 81, 525

1. What is the GCF of 42, 81, 525?

Answer: GCF of 42, 81, 525 is 3.

2. How to Find the GCF of 42, 81, 525

Answer: Greatest Common Factor(GCF) of 42, 81, 525 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 81, 525) = 3.