Greatest Common Factor of 505, 990, 80

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

• Greatest Common Factor of 505, 990, 80 by common division method
• Greatest Common Factor of 505, 990, 80 with matching the biggest common factor

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

Factors of 505

List of positive integer factors of 505 that divides 505 without a remainder.

1,5,101,505

Factors of 990

List of positive integer factors of 990 that divides 990 without a remainder.

1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Greatest Common Factor

We found the factors 505,990,80 . The biggest common factor number is the GCF number.
So the greatest common factor 505,990,80 is 5.

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

• GCF of 591, 380, 29
• GCF of 210, 722, 24
• GCF of 830, 989, 89
• GCF of 391, 713, 11
• GCF of 441, 884, 65

1. What is the GCF of 505, 990, 80?

Answer: GCF of 505, 990, 80 is 5.

2. How to Find the GCF of 505, 990, 80

Answer: Greatest Common Factor(GCF) of 505, 990, 80 = 5

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

Step 2: Then multiply all the prime factors GCF(505, 990, 80) = 5.