Greatest Common Factor of 771, 819, 390

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

• Greatest Common Factor of 771, 819, 390 by common division method
• Greatest Common Factor of 771, 819, 390 with matching the biggest common factor

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

Factors of 771

List of positive integer factors of 771 that divides 771 without a remainder.

1,3,257,771

Factors of 819

List of positive integer factors of 819 that divides 819 without a remainder.

1,3,7,9,13,21,39,63,91,117,273,819

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

Greatest Common Factor

We found the factors 771,819,390 . The biggest common factor number is the GCF number.
So the greatest common factor 771,819,390 is 3.

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

• GCF of 188, 500, 858
• GCF of 849, 754, 845
• GCF of 439, 631, 539
• GCF of 255, 459, 883
• GCF of 879, 764, 196

1. What is the GCF of 771, 819, 390?

Answer: GCF of 771, 819, 390 is 3.

2. How to Find the GCF of 771, 819, 390

Answer: Greatest Common Factor(GCF) of 771, 819, 390 = 3

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

Step 2: Then multiply all the prime factors GCF(771, 819, 390) = 3.