Greatest Common Factor of 561, 981, 872

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

• Greatest Common Factor of 561, 981, 872 by common division method
• Greatest Common Factor of 561, 981, 872 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 561

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

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

Factors of 981

List of positive integer factors of 981 that divides 981 without a remainder.

1,3,9,109,327,981

Factors of 872

List of positive integer factors of 872 that divides 872 without a remainder.

1,2,4,8,109,218,436,872

Greatest Common Factor

We found the factors 561,981,872 . The biggest common factor number is the GCF number.
So the greatest common factor 561,981,872 is 1.

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

• GCF of 979, 448, 421
• GCF of 989, 680, 337
• GCF of 774, 436, 405
• GCF of 151, 846, 903
• GCF of 184, 197, 121

1. What is the GCF of 561, 981, 872?

Answer: GCF of 561, 981, 872 is 1.

2. How to Find the GCF of 561, 981, 872

Answer: Greatest Common Factor(GCF) of 561, 981, 872 = 1

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

Step 2: Then multiply all the prime factors GCF(561, 981, 872) = 1.