Greatest Common Factor of 255, 749, 189

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

• Greatest Common Factor of 255, 749, 189 by common division method
• Greatest Common Factor of 255, 749, 189 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 255

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

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

Factors of 749

List of positive integer factors of 749 that divides 749 without a remainder.

1,7,107,749

Factors of 189

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

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

Greatest Common Factor

We found the factors 255,749,189 . The biggest common factor number is the GCF number.
So the greatest common factor 255,749,189 is 1.

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

• GCF of 349, 214, 262
• GCF of 816, 457, 305
• GCF of 898, 350, 202
• GCF of 322, 129, 268
• GCF of 936, 167, 138

1. What is the GCF of 255, 749, 189?

Answer: GCF of 255, 749, 189 is 1.

2. How to Find the GCF of 255, 749, 189

Answer: Greatest Common Factor(GCF) of 255, 749, 189 = 1

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

Step 2: Then multiply all the prime factors GCF(255, 749, 189) = 1.