Greatest Common Factor of 126, 289, 45

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

• Greatest Common Factor of 126, 289, 45 by common division method
• Greatest Common Factor of 126, 289, 45 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 126

List of positive integer factors of 126 that divides 126 without a remainder.

1,2,3,6,7,9,14,18,21,42,63,126

Factors of 289

List of positive integer factors of 289 that divides 289 without a remainder.

1,17,289

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Greatest Common Factor

We found the factors 126,289,45 . The biggest common factor number is the GCF number.
So the greatest common factor 126,289,45 is 1.

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

• GCF of 521, 313, 37
• GCF of 721, 655, 54
• GCF of 725, 528, 56
• GCF of 522, 550, 34
• GCF of 508, 941, 71

1. What is the GCF of 126, 289, 45?

Answer: GCF of 126, 289, 45 is 1.

2. How to Find the GCF of 126, 289, 45

Answer: Greatest Common Factor(GCF) of 126, 289, 45 = 1

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

Step 2: Then multiply all the prime factors GCF(126, 289, 45) = 1.