Greatest Common Factor of 15, 63, 59, 39

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

• Greatest Common Factor of 15, 63, 59, 39 by common division method
• Greatest Common Factor of 15, 63, 59, 39 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 15

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

1,3,5,15

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 59

List of positive integer factors of 59 that divides 59 without a remainder.

1,59

Factors of 39

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

1,3,13,39

Greatest Common Factor

We found the factors 15,63,59,39 . The biggest common factor number is the GCF number.
So the greatest common factor 15,63,59,39 is 1.

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

• GCF of 63, 13, 23, 44
• GCF of 65, 10, 18, 45
• GCF of 86, 40, 87, 52
• GCF of 63, 38, 66, 78
• GCF of 16, 69, 35, 37

1. What is the GCF of 15, 63, 59, 39?

Answer: GCF of 15, 63, 59, 39 is 1.

2. How to Find the GCF of 15, 63, 59, 39

Answer: Greatest Common Factor(GCF) of 15, 63, 59, 39 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 63, 59, 39) = 1.