Greatest Common Factor of 63, 82, 23, 15

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

• Greatest Common Factor of 63, 82, 23, 15 by common division method
• Greatest Common Factor of 63, 82, 23, 15 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 63

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

1,3,7,9,21,63

Factors of 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

Factors of 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 15

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

1,3,5,15

Greatest Common Factor

We found the factors 63,82,23,15 . The biggest common factor number is the GCF number.
So the greatest common factor 63,82,23,15 is 1.

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

• GCF of 45, 35, 50, 81
• GCF of 64, 65, 34, 19
• GCF of 81, 87, 59, 44
• GCF of 12, 39, 66, 52
• GCF of 22, 32, 11, 11

1. What is the GCF of 63, 82, 23, 15?

Answer: GCF of 63, 82, 23, 15 is 1.

2. How to Find the GCF of 63, 82, 23, 15

Answer: Greatest Common Factor(GCF) of 63, 82, 23, 15 = 1

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

Step 2: Then multiply all the prime factors GCF(63, 82, 23, 15) = 1.