Greatest Common Factor of 168, 156, 15

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

• Greatest Common Factor of 168, 156, 15 by common division method
• Greatest Common Factor of 168, 156, 15 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 168

List of positive integer factors of 168 that divides 168 without a remainder.

1,2,3,4,6,7,8,12,14,21,24,28,42,56,84,168

Factors of 156

List of positive integer factors of 156 that divides 156 without a remainder.

1,2,3,4,6,12,13,26,39,52,78,156

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Greatest Common Factor

We found the factors 168,156,15 . The biggest common factor number is the GCF number.
So the greatest common factor 168,156,15 is 3.

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

• GCF of 504, 318, 33
• GCF of 270, 914, 91
• GCF of 211, 828, 49
• GCF of 252, 360, 77
• GCF of 422, 710, 30

1. What is the GCF of 168, 156, 15?

Answer: GCF of 168, 156, 15 is 3.

2. How to Find the GCF of 168, 156, 15

Answer: Greatest Common Factor(GCF) of 168, 156, 15 = 3

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

Step 2: Then multiply all the prime factors GCF(168, 156, 15) = 3.