Greatest Common Factor of 86, 72, 55, 249

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

• Greatest Common Factor of 86, 72, 55, 249 by common division method
• Greatest Common Factor of 86, 72, 55, 249 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 86

List of positive integer factors of 86 that divides 86 without a remainder.

1,2,43,86

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 249

List of positive integer factors of 249 that divides 249 without a remainder.

1,3,83,249

Greatest Common Factor

We found the factors 86,72,55,249 . The biggest common factor number is the GCF number.
So the greatest common factor 86,72,55,249 is 1.

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

• GCF of 87, 61, 17, 407
• GCF of 59, 46, 52, 855
• GCF of 34, 37, 29, 119
• GCF of 76, 50, 69, 399
• GCF of 90, 62, 22, 829

1. What is the GCF of 86, 72, 55, 249?

Answer: GCF of 86, 72, 55, 249 is 1.

2. How to Find the GCF of 86, 72, 55, 249

Answer: Greatest Common Factor(GCF) of 86, 72, 55, 249 = 1

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

Step 2: Then multiply all the prime factors GCF(86, 72, 55, 249) = 1.