Greatest Common Factor of 28, 420, 525

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

• Greatest Common Factor of 28, 420, 525 by common division method
• Greatest Common Factor of 28, 420, 525 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 7 = 7

Factors of 28

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

1,2,4,7,14,28

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

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 28,420,525 . The biggest common factor number is the GCF number.
So the greatest common factor 28,420,525 is 7.

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

• GCF of 56, 333, 858
• GCF of 54, 643, 585
• GCF of 69, 413, 518
• GCF of 20, 142, 878
• GCF of 94, 955, 218

1. What is the GCF of 28, 420, 525?

Answer: GCF of 28, 420, 525 is 7.

2. How to Find the GCF of 28, 420, 525

Answer: Greatest Common Factor(GCF) of 28, 420, 525 = 7

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

Step 2: Then multiply all the prime factors GCF(28, 420, 525) = 7.