Greatest Common Factor of 10, 20, 505

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

• Greatest Common Factor of 10, 20, 505 by common division method
• Greatest Common Factor of 10, 20, 505 with matching the biggest common factor

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

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 505

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

1,5,101,505

Greatest Common Factor

We found the factors 10,20,505 . The biggest common factor number is the GCF number.
So the greatest common factor 10,20,505 is 5.

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

• GCF of 24, 65, 406
• GCF of 93, 57, 605
• GCF of 29, 70, 616
• GCF of 23, 36, 914
• GCF of 41, 75, 478

1. What is the GCF of 10, 20, 505?

Answer: GCF of 10, 20, 505 is 5.

2. How to Find the GCF of 10, 20, 505

Answer: Greatest Common Factor(GCF) of 10, 20, 505 = 5

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

Step 2: Then multiply all the prime factors GCF(10, 20, 505) = 5.