Greatest Common Factor of 399, 780, 783

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

• Greatest Common Factor of 399, 780, 783 by common division method
• Greatest Common Factor of 399, 780, 783 with matching the biggest common factor

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

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 780

List of positive integer factors of 780 that divides 780 without a remainder.

1,2,3,4,5,6,10,12,13,15,20,26,30,39,52,60,65,78,130,156,195,260,390,780

Factors of 783

List of positive integer factors of 783 that divides 783 without a remainder.

1,3,9,27,29,87,261,783

Greatest Common Factor

We found the factors 399,780,783 . The biggest common factor number is the GCF number.
So the greatest common factor 399,780,783 is 3.

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

• GCF of 812, 651, 113
• GCF of 406, 644, 972
• GCF of 160, 973, 959
• GCF of 934, 204, 824
• GCF of 553, 520, 374

1. What is the GCF of 399, 780, 783?

Answer: GCF of 399, 780, 783 is 3.

2. How to Find the GCF of 399, 780, 783

Answer: Greatest Common Factor(GCF) of 399, 780, 783 = 3

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

Step 2: Then multiply all the prime factors GCF(399, 780, 783) = 3.