Greatest Common Factor of 13, 121, 215

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

• Greatest Common Factor of 13, 121, 215 by common division method
• Greatest Common Factor of 13, 121, 215 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 13

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

1,13

Factors of 121

List of positive integer factors of 121 that divides 121 without a remainder.

1,11,121

Factors of 215

List of positive integer factors of 215 that divides 215 without a remainder.

1,5,43,215

Greatest Common Factor

We found the factors 13,121,215 . The biggest common factor number is the GCF number.
So the greatest common factor 13,121,215 is 1.

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

• GCF of 28, 259, 211
• GCF of 75, 759, 747
• GCF of 20, 440, 215
• GCF of 39, 818, 649
• GCF of 82, 635, 207

1. What is the GCF of 13, 121, 215?

Answer: GCF of 13, 121, 215 is 1.

2. How to Find the GCF of 13, 121, 215

Answer: Greatest Common Factor(GCF) of 13, 121, 215 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 121, 215) = 1.