Greatest Common Factor of 78, 20, 10, 494

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

• Greatest Common Factor of 78, 20, 10, 494 by common division method
• Greatest Common Factor of 78, 20, 10, 494 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 78

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

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

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 494

List of positive integer factors of 494 that divides 494 without a remainder.

1,2,13,19,26,38,247,494

Greatest Common Factor

We found the factors 78,20,10,494 . The biggest common factor number is the GCF number.
So the greatest common factor 78,20,10,494 is 2.

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

• GCF of 38, 59, 46, 604
• GCF of 85, 45, 71, 539
• GCF of 95, 76, 41, 107
• GCF of 66, 61, 52, 540
• GCF of 33, 42, 40, 588

1. What is the GCF of 78, 20, 10, 494?

Answer: GCF of 78, 20, 10, 494 is 2.

2. How to Find the GCF of 78, 20, 10, 494

Answer: Greatest Common Factor(GCF) of 78, 20, 10, 494 = 2

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

Step 2: Then multiply all the prime factors GCF(78, 20, 10, 494) = 2.