Greatest Common Factor of 945, 315, 561

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

• Greatest Common Factor of 945, 315, 561 by common division method
• Greatest Common Factor of 945, 315, 561 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 945

List of positive integer factors of 945 that divides 945 without a remainder.

1,3,5,7,9,15,21,27,35,45,63,105,135,189,315,945

Factors of 315

List of positive integer factors of 315 that divides 315 without a remainder.

1,3,5,7,9,15,21,35,45,63,105,315

Factors of 561

List of positive integer factors of 561 that divides 561 without a remainder.

1,3,11,17,33,51,187,561

Greatest Common Factor

We found the factors 945,315,561 . The biggest common factor number is the GCF number.
So the greatest common factor 945,315,561 is 3.

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

• GCF of 144, 928, 179
• GCF of 117, 566, 649
• GCF of 678, 958, 115
• GCF of 258, 682, 277
• GCF of 164, 390, 319

1. What is the GCF of 945, 315, 561?

Answer: GCF of 945, 315, 561 is 3.

2. How to Find the GCF of 945, 315, 561

Answer: Greatest Common Factor(GCF) of 945, 315, 561 = 3

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

Step 2: Then multiply all the prime factors GCF(945, 315, 561) = 3.