Greatest Common Factor of 438, 207, 51

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

• Greatest Common Factor of 438, 207, 51 by common division method
• Greatest Common Factor of 438, 207, 51 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 438

List of positive integer factors of 438 that divides 438 without a remainder.

1,2,3,6,73,146,219,438

Factors of 207

List of positive integer factors of 207 that divides 207 without a remainder.

1,3,9,23,69,207

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Greatest Common Factor

We found the factors 438,207,51 . The biggest common factor number is the GCF number.
So the greatest common factor 438,207,51 is 3.

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

• GCF of 342, 393, 22
• GCF of 290, 428, 18
• GCF of 502, 928, 92
• GCF of 235, 116, 19
• GCF of 772, 605, 40

1. What is the GCF of 438, 207, 51?

Answer: GCF of 438, 207, 51 is 3.

2. How to Find the GCF of 438, 207, 51

Answer: Greatest Common Factor(GCF) of 438, 207, 51 = 3

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

Step 2: Then multiply all the prime factors GCF(438, 207, 51) = 3.