Greatest Common Factor of 15, 427, 189

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

• Greatest Common Factor of 15, 427, 189 by common division method
• Greatest Common Factor of 15, 427, 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 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 427

List of positive integer factors of 427 that divides 427 without a remainder.

1,7,61,427

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 15,427,189 . The biggest common factor number is the GCF number.
So the greatest common factor 15,427,189 is 1.

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

• GCF of 86, 716, 523
• GCF of 84, 476, 273
• GCF of 17, 188, 691
• GCF of 80, 717, 484
• GCF of 18, 235, 359

1. What is the GCF of 15, 427, 189?

Answer: GCF of 15, 427, 189 is 1.

2. How to Find the GCF of 15, 427, 189

Answer: Greatest Common Factor(GCF) of 15, 427, 189 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 427, 189) = 1.