Greatest Common Factor of 81, 42, 930

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

• Greatest Common Factor of 81, 42, 930 by common division method
• Greatest Common Factor of 81, 42, 930 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 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 930

List of positive integer factors of 930 that divides 930 without a remainder.

1,2,3,5,6,10,15,30,31,62,93,155,186,310,465,930

Greatest Common Factor

We found the factors 81,42,930 . The biggest common factor number is the GCF number.
So the greatest common factor 81,42,930 is 3.

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

• GCF of 90, 60, 520
• GCF of 74, 12, 579
• GCF of 66, 97, 481
• GCF of 41, 81, 137
• GCF of 19, 61, 542

1. What is the GCF of 81, 42, 930?

Answer: GCF of 81, 42, 930 is 3.

2. How to Find the GCF of 81, 42, 930

Answer: Greatest Common Factor(GCF) of 81, 42, 930 = 3

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

Step 2: Then multiply all the prime factors GCF(81, 42, 930) = 3.