Greatest Common Factor of 561, 489, 306

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

• Greatest Common Factor of 561, 489, 306 by common division method
• Greatest Common Factor of 561, 489, 306 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 561

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

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

Factors of 489

List of positive integer factors of 489 that divides 489 without a remainder.

1,3,163,489

Factors of 306

List of positive integer factors of 306 that divides 306 without a remainder.

1,2,3,6,9,17,18,34,51,102,153,306

Greatest Common Factor

We found the factors 561,489,306 . The biggest common factor number is the GCF number.
So the greatest common factor 561,489,306 is 3.

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

• GCF of 465, 254, 391
• GCF of 749, 879, 397
• GCF of 573, 662, 704
• GCF of 202, 298, 624
• GCF of 226, 694, 589

1. What is the GCF of 561, 489, 306?

Answer: GCF of 561, 489, 306 is 3.

2. How to Find the GCF of 561, 489, 306

Answer: Greatest Common Factor(GCF) of 561, 489, 306 = 3

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

Step 2: Then multiply all the prime factors GCF(561, 489, 306) = 3.