Greatest Common Factor of 815, 690, 480

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

• Greatest Common Factor of 815, 690, 480 by common division method
• Greatest Common Factor of 815, 690, 480 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

Factors of 815

List of positive integer factors of 815 that divides 815 without a remainder.

1,5,163,815

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 480

List of positive integer factors of 480 that divides 480 without a remainder.

1,2,3,4,5,6,8,10,12,15,16,20,24,30,32,40,48,60,80,96,120,160,240,480

Greatest Common Factor

We found the factors 815,690,480 . The biggest common factor number is the GCF number.
So the greatest common factor 815,690,480 is 5.

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

• GCF of 942, 514, 113
• GCF of 166, 839, 701
• GCF of 441, 270, 719
• GCF of 687, 625, 543
• GCF of 820, 773, 484

1. What is the GCF of 815, 690, 480?

Answer: GCF of 815, 690, 480 is 5.

2. How to Find the GCF of 815, 690, 480

Answer: Greatest Common Factor(GCF) of 815, 690, 480 = 5

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

Step 2: Then multiply all the prime factors GCF(815, 690, 480) = 5.