Greatest Common Factor of 189, 399, 55

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

• Greatest Common Factor of 189, 399, 55 by common division method
• Greatest Common Factor of 189, 399, 55 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 189

List of positive integer factors of 189 that divides 189 without a remainder.

1,3,7,9,21,27,63,189

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 55

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

1,5,11,55

Greatest Common Factor

We found the factors 189,399,55 . The biggest common factor number is the GCF number.
So the greatest common factor 189,399,55 is 1.

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

• GCF of 386, 759, 14
• GCF of 621, 882, 98
• GCF of 835, 800, 64
• GCF of 324, 802, 45
• GCF of 904, 582, 97

1. What is the GCF of 189, 399, 55?

Answer: GCF of 189, 399, 55 is 1.

2. How to Find the GCF of 189, 399, 55

Answer: Greatest Common Factor(GCF) of 189, 399, 55 = 1

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

Step 2: Then multiply all the prime factors GCF(189, 399, 55) = 1.