Greatest Common Factor of 40, 13, 39, 48, 165

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

• Greatest Common Factor of 40, 13, 39, 48, 165 by common division method
• Greatest Common Factor of 40, 13, 39, 48, 165 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 39

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

1,3,13,39

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 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Greatest Common Factor

We found the factors 40,13,39,48,165 . The biggest common factor number is the GCF number.
So the greatest common factor 40,13,39,48,165 is 1.

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

• GCF of 86, 64, 48, 60, 756
• GCF of 96, 27, 17, 23, 885
• GCF of 97, 74, 35, 54, 524
• GCF of 14, 93, 47, 90, 293
• GCF of 94, 14, 40, 66, 749

1. What is the GCF of 40, 13, 39, 48, 165?

Answer: GCF of 40, 13, 39, 48, 165 is 1.

2. How to Find the GCF of 40, 13, 39, 48, 165

Answer: Greatest Common Factor(GCF) of 40, 13, 39, 48, 165 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 13, 39, 48, 165) = 1.