Greatest Common Factor of 840, 249, 630

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

• Greatest Common Factor of 840, 249, 630 by common division method
• Greatest Common Factor of 840, 249, 630 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 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

Factors of 249

List of positive integer factors of 249 that divides 249 without a remainder.

1,3,83,249

Factors of 630

List of positive integer factors of 630 that divides 630 without a remainder.

1,2,3,5,6,7,9,10,14,15,18,21,30,35,42,45,63,70,90,105,126,210,315,630

Greatest Common Factor

We found the factors 840,249,630 . The biggest common factor number is the GCF number.
So the greatest common factor 840,249,630 is 3.

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

• GCF of 851, 219, 463
• GCF of 621, 215, 503
• GCF of 451, 321, 846
• GCF of 233, 888, 657
• GCF of 453, 280, 726

1. What is the GCF of 840, 249, 630?

Answer: GCF of 840, 249, 630 is 3.

2. How to Find the GCF of 840, 249, 630

Answer: Greatest Common Factor(GCF) of 840, 249, 630 = 3

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

Step 2: Then multiply all the prime factors GCF(840, 249, 630) = 3.