Greatest Common Factor of 42, 129, 909

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

• Greatest Common Factor of 42, 129, 909 by common division method
• Greatest Common Factor of 42, 129, 909 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 129

List of positive integer factors of 129 that divides 129 without a remainder.

1,3,43,129

Factors of 909

List of positive integer factors of 909 that divides 909 without a remainder.

1,3,9,101,303,909

Greatest Common Factor

We found the factors 42,129,909 . The biggest common factor number is the GCF number.
So the greatest common factor 42,129,909 is 3.

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

• GCF of 65, 908, 176
• GCF of 36, 882, 212
• GCF of 43, 742, 988
• GCF of 47, 388, 844
• GCF of 33, 609, 641

1. What is the GCF of 42, 129, 909?

Answer: GCF of 42, 129, 909 is 3.

2. How to Find the GCF of 42, 129, 909

Answer: Greatest Common Factor(GCF) of 42, 129, 909 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 129, 909) = 3.