Greatest Common Factor of 42, 48, 39, 945

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

• Greatest Common Factor of 42, 48, 39, 945 by common division method
• Greatest Common Factor of 42, 48, 39, 945 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 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 945

List of positive integer factors of 945 that divides 945 without a remainder.

1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945

Greatest Common Factor

We found the factors 42,48,39,945 . The biggest common factor number is the GCF number.
So the greatest common factor 42,48,39,945 is 3.

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

• GCF of 96, 27, 40, 594
• GCF of 75, 30, 10, 223
• GCF of 94, 11, 83, 850
• GCF of 34, 67, 64, 320
• GCF of 27, 70, 12, 649

1. What is the GCF of 42, 48, 39, 945?

Answer: GCF of 42, 48, 39, 945 is 3.

2. How to Find the GCF of 42, 48, 39, 945

Answer: Greatest Common Factor(GCF) of 42, 48, 39, 945 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 48, 39, 945) = 3.