Greatest Common Factor of 81, 51, 84, 651

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

• Greatest Common Factor of 81, 51, 84, 651 by common division method
• Greatest Common Factor of 81, 51, 84, 651 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 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 651

List of positive integer factors of 651 that divides 651 without a remainder.

1,3,7,21,31,93,217,651

Greatest Common Factor

We found the factors 81,51,84,651 . The biggest common factor number is the GCF number.
So the greatest common factor 81,51,84,651 is 3.

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

• GCF of 38, 90, 95, 297
• GCF of 12, 49, 79, 601
• GCF of 81, 43, 14, 994
• GCF of 87, 78, 20, 937
• GCF of 80, 10, 46, 738

1. What is the GCF of 81, 51, 84, 651?

Answer: GCF of 81, 51, 84, 651 is 3.

2. How to Find the GCF of 81, 51, 84, 651

Answer: Greatest Common Factor(GCF) of 81, 51, 84, 651 = 3

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

Step 2: Then multiply all the prime factors GCF(81, 51, 84, 651) = 3.