Greatest Common Factor of 165, 154, 189

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

• Greatest Common Factor of 165, 154, 189 by common division method
• Greatest Common Factor of 165, 154, 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 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Factors of 154

List of positive integer factors of 154 that divides 154 without a remainder.

1,2,7,11,14,22,77,154

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 165,154,189 . The biggest common factor number is the GCF number.
So the greatest common factor 165,154,189 is 1.

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

• GCF of 652, 455, 579
• GCF of 620, 535, 482
• GCF of 109, 801, 788
• GCF of 438, 699, 714
• GCF of 533, 235, 839

1. What is the GCF of 165, 154, 189?

Answer: GCF of 165, 154, 189 is 1.

2. How to Find the GCF of 165, 154, 189

Answer: Greatest Common Factor(GCF) of 165, 154, 189 = 1

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

Step 2: Then multiply all the prime factors GCF(165, 154, 189) = 1.