Greatest Common Factor of 15, 72, 144

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

• Greatest Common Factor of 15, 72, 144 by common division method
• Greatest Common Factor of 15, 72, 144 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 15

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

1,3,5,15

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 144

List of positive integer factors of 144 that divides 144 without a remainder.

1,2,3,4,6,8,9,12,16,18,24,36,48,72,144

Greatest Common Factor

We found the factors 15,72,144 . The biggest common factor number is the GCF number.
So the greatest common factor 15,72,144 is 3.

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

• GCF of 12, 19, 442
• GCF of 44, 84, 698
• GCF of 94, 49, 136
• GCF of 84, 69, 109
• GCF of 50, 48, 127

1. What is the GCF of 15, 72, 144?

Answer: GCF of 15, 72, 144 is 3.

2. How to Find the GCF of 15, 72, 144

Answer: Greatest Common Factor(GCF) of 15, 72, 144 = 3

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

Step 2: Then multiply all the prime factors GCF(15, 72, 144) = 3.