Greatest Common Factor of 747, 816, 639

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

• Greatest Common Factor of 747, 816, 639 by common division method
• Greatest Common Factor of 747, 816, 639 with matching the biggest common factor

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

Factors of 747

List of positive integer factors of 747 that divides 747 without a remainder.

1,3,9,83,249,747

Factors of 816

List of positive integer factors of 816 that divides 816 without a remainder.

1,2,3,4,6,8,12,16,17,24,34,48,51,68,102,136,204,272,408,816

Factors of 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Greatest Common Factor

We found the factors 747,816,639 . The biggest common factor number is the GCF number.
So the greatest common factor 747,816,639 is 3.

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

• GCF of 203, 974, 203
• GCF of 154, 670, 470
• GCF of 745, 817, 491
• GCF of 837, 815, 131
• GCF of 650, 909, 493

1. What is the GCF of 747, 816, 639?

Answer: GCF of 747, 816, 639 is 3.

2. How to Find the GCF of 747, 816, 639

Answer: Greatest Common Factor(GCF) of 747, 816, 639 = 3

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

Step 2: Then multiply all the prime factors GCF(747, 816, 639) = 3.