Greatest Common Factor of 13, 81, 84, 255

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

• Greatest Common Factor of 13, 81, 84, 255 by common division method
• Greatest Common Factor of 13, 81, 84, 255 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 255

List of positive integer factors of 255 that divides 255 without a remainder.

1,3,5,15,17,51,85,255

Greatest Common Factor

We found the factors 13,81,84,255 . The biggest common factor number is the GCF number.
So the greatest common factor 13,81,84,255 is 1.

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

• GCF of 43, 48, 29, 824
• GCF of 36, 73, 26, 641
• GCF of 23, 41, 90, 601
• GCF of 10, 24, 57, 569
• GCF of 89, 14, 42, 790

1. What is the GCF of 13, 81, 84, 255?

Answer: GCF of 13, 81, 84, 255 is 1.

2. How to Find the GCF of 13, 81, 84, 255

Answer: Greatest Common Factor(GCF) of 13, 81, 84, 255 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 81, 84, 255) = 1.