Greatest Common Factor of 78, 153, 390

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

• Greatest Common Factor of 78, 153, 390 by common division method
• Greatest Common Factor of 78, 153, 390 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 78

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

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

Factors of 153

List of positive integer factors of 153 that divides 153 without a remainder.

1,3,9,17,51,153

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Greatest Common Factor

We found the factors 78,153,390 . The biggest common factor number is the GCF number.
So the greatest common factor 78,153,390 is 3.

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

• GCF of 94, 580, 866
• GCF of 77, 285, 362
• GCF of 63, 685, 197
• GCF of 83, 844, 523
• GCF of 81, 754, 373

1. What is the GCF of 78, 153, 390?

Answer: GCF of 78, 153, 390 is 3.

2. How to Find the GCF of 78, 153, 390

Answer: Greatest Common Factor(GCF) of 78, 153, 390 = 3

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

Step 2: Then multiply all the prime factors GCF(78, 153, 390) = 3.