Greatest Common Factor of 91, 63, 13, 4, 82

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

• Greatest Common Factor of 91, 63, 13, 4, 82 by common division method
• Greatest Common Factor of 91, 63, 13, 4, 82 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 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 63

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

1,3,7,9,21,63

Factors of 13

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

1,13

Factors of 4

List of positive integer factors of 4 that divides 4 without a remainder.

1,2,4

Factors of 82

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

1,2,41,82

Greatest Common Factor

We found the factors 91,63,13,4,82 . The biggest common factor number is the GCF number.
So the greatest common factor 91,63,13,4,82 is 1.

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

• GCF of 18, 70, 29, 5, 42
• GCF of 77, 66, 16, 2, 53
• GCF of 11, 55, 91, 2, 17
• GCF of 77, 31, 65, 1, 52
• GCF of 12, 84, 85, 2, 43

1. What is the GCF of 91, 63, 13, 4, 82?

Answer: GCF of 91, 63, 13, 4, 82 is 1.

2. How to Find the GCF of 91, 63, 13, 4, 82

Answer: Greatest Common Factor(GCF) of 91, 63, 13, 4, 82 = 1

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

Step 2: Then multiply all the prime factors GCF(91, 63, 13, 4, 82) = 1.