Greatest Common Factor of 489, 690, 831

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

• Greatest Common Factor of 489, 690, 831 by common division method
• Greatest Common Factor of 489, 690, 831 with matching the biggest common factor

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

Factors of 489

List of positive integer factors of 489 that divides 489 without a remainder.

1,3,163,489

Factors of 690

List of positive integer factors of 690 that divides 690 without a remainder.

1,2,3,5,6,10,15,23,30,46,69,115,138,230,345,690

Factors of 831

List of positive integer factors of 831 that divides 831 without a remainder.

1,3,277,831

Greatest Common Factor

We found the factors 489,690,831 . The biggest common factor number is the GCF number.
So the greatest common factor 489,690,831 is 3.

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

• GCF of 290, 561, 696
• GCF of 946, 305, 780
• GCF of 263, 788, 345
• GCF of 312, 177, 350
• GCF of 780, 551, 206

1. What is the GCF of 489, 690, 831?

Answer: GCF of 489, 690, 831 is 3.

2. How to Find the GCF of 489, 690, 831

Answer: Greatest Common Factor(GCF) of 489, 690, 831 = 3

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

Step 2: Then multiply all the prime factors GCF(489, 690, 831) = 3.