Greatest Common Factor of 864, 642, 243

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

• Greatest Common Factor of 864, 642, 243 by common division method
• Greatest Common Factor of 864, 642, 243 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 864

List of positive integer factors of 864 that divides 864 without a remainder.

1,2,3,4,6,8,9,12,16,18,24,27,32,36,48,54,72,96,108,144,216,288,432,864

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Factors of 243

List of positive integer factors of 243 that divides 243 without a remainder.

1,3,9,27,81,243

Greatest Common Factor

We found the factors 864,642,243 . The biggest common factor number is the GCF number.
So the greatest common factor 864,642,243 is 3.

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

• GCF of 298, 428, 641
• GCF of 922, 676, 589
• GCF of 314, 739, 618
• GCF of 247, 152, 476
• GCF of 134, 182, 777

1. What is the GCF of 864, 642, 243?

Answer: GCF of 864, 642, 243 is 3.

2. How to Find the GCF of 864, 642, 243

Answer: Greatest Common Factor(GCF) of 864, 642, 243 = 3

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

Step 2: Then multiply all the prime factors GCF(864, 642, 243) = 3.