Greatest Common Factor of 242, 210, 78

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

• Greatest Common Factor of 242, 210, 78 by common division method
• Greatest Common Factor of 242, 210, 78 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 = 2

Factors of 242

List of positive integer factors of 242 that divides 242 without a remainder.

1,2,11,22,121,242

Factors of 210

List of positive integer factors of 210 that divides 210 without a remainder.

1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Greatest Common Factor

We found the factors 242,210,78 . The biggest common factor number is the GCF number.
So the greatest common factor 242,210,78 is 2.

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

• GCF of 780, 789, 51
• GCF of 463, 931, 40
• GCF of 333, 659, 30
• GCF of 922, 659, 25
• GCF of 320, 754, 64

1. What is the GCF of 242, 210, 78?

Answer: GCF of 242, 210, 78 is 2.

2. How to Find the GCF of 242, 210, 78

Answer: Greatest Common Factor(GCF) of 242, 210, 78 = 2

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

Step 2: Then multiply all the prime factors GCF(242, 210, 78) = 2.