Greatest Common Factor of 390, 820, 738

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

• Greatest Common Factor of 390, 820, 738 by common division method
• Greatest Common Factor of 390, 820, 738 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Factors of 738

List of positive integer factors of 738 that divides 738 without a remainder.

1,2,3,6,9,18,41,82,123,246,369,738

Greatest Common Factor

We found the factors 390,820,738 . The biggest common factor number is the GCF number.
So the greatest common factor 390,820,738 is 2.

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

• GCF of 649, 291, 342
• GCF of 547, 541, 884
• GCF of 753, 774, 523
• GCF of 255, 346, 389
• GCF of 677, 369, 611

1. What is the GCF of 390, 820, 738?

Answer: GCF of 390, 820, 738 is 2.

2. How to Find the GCF of 390, 820, 738

Answer: Greatest Common Factor(GCF) of 390, 820, 738 = 2

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

Step 2: Then multiply all the prime factors GCF(390, 820, 738) = 2.