Greatest Common Factor of 765, 810, 399

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

• Greatest Common Factor of 765, 810, 399 by common division method
• Greatest Common Factor of 765, 810, 399 with matching the biggest common factor

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

Factors of 765

List of positive integer factors of 765 that divides 765 without a remainder.

1,3,5,9,15,17,45,51,85,153,255,765

Factors of 810

List of positive integer factors of 810 that divides 810 without a remainder.

1,2,3,5,6,9,10,15,18,27,30,45,54,81,90,135,162,270,405,810

Factors of 399

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

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

Greatest Common Factor

We found the factors 765,810,399 . The biggest common factor number is the GCF number.
So the greatest common factor 765,810,399 is 3.

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

• GCF of 880, 977, 995
• GCF of 105, 879, 294
• GCF of 711, 813, 447
• GCF of 129, 400, 700
• GCF of 334, 916, 237

1. What is the GCF of 765, 810, 399?

Answer: GCF of 765, 810, 399 is 3.

2. How to Find the GCF of 765, 810, 399

Answer: Greatest Common Factor(GCF) of 765, 810, 399 = 3

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

Step 2: Then multiply all the prime factors GCF(765, 810, 399) = 3.