Greatest Common Factor of 561, 417, 45

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

• Greatest Common Factor of 561, 417, 45 by common division method
• Greatest Common Factor of 561, 417, 45 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 417

List of positive integer factors of 417 that divides 417 without a remainder.

1,3,139,417

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 561,417,45 . The biggest common factor number is the GCF number.
So the greatest common factor 561,417,45 is 3.

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

• GCF of 693, 189, 66
• GCF of 751, 751, 48
• GCF of 907, 582, 61
• GCF of 174, 849, 92
• GCF of 999, 166, 32

1. What is the GCF of 561, 417, 45?

Answer: GCF of 561, 417, 45 is 3.

2. How to Find the GCF of 561, 417, 45

Answer: Greatest Common Factor(GCF) of 561, 417, 45 = 3

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

Step 2: Then multiply all the prime factors GCF(561, 417, 45) = 3.