Greatest Common Factor of 420, 140, 530

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

• Greatest Common Factor of 420, 140, 530 by common division method
• Greatest Common Factor of 420, 140, 530 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 x 5 = 10

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 140

List of positive integer factors of 140 that divides 140 without a remainder.

1,2,4,5,7,10,14,20,28,35,70,140

Factors of 530

List of positive integer factors of 530 that divides 530 without a remainder.

1,2,5,10,53,106,265,530

Greatest Common Factor

We found the factors 420,140,530 . The biggest common factor number is the GCF number.
So the greatest common factor 420,140,530 is 10.

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

• GCF of 856, 286, 951
• GCF of 258, 621, 360
• GCF of 788, 443, 307
• GCF of 790, 591, 916
• GCF of 607, 788, 591

1. What is the GCF of 420, 140, 530?

Answer: GCF of 420, 140, 530 is 10.

2. How to Find the GCF of 420, 140, 530

Answer: Greatest Common Factor(GCF) of 420, 140, 530 = 10

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

Step 2: Then multiply all the prime factors GCF(420, 140, 530) = 10.