Greatest Common Factor of 545, 510, 20

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

• Greatest Common Factor of 545, 510, 20 by common division method
• Greatest Common Factor of 545, 510, 20 with matching the biggest common factor

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

Factors of 545

List of positive integer factors of 545 that divides 545 without a remainder.

1,5,109,545

Factors of 510

List of positive integer factors of 510 that divides 510 without a remainder.

1,2,3,5,6,10,15,17,30,34,51,85,102,170,255,510

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 545,510,20 . The biggest common factor number is the GCF number.
So the greatest common factor 545,510,20 is 5.

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

• GCF of 833, 961, 28
• GCF of 204, 231, 56
• GCF of 378, 858, 83
• GCF of 768, 376, 98
• GCF of 455, 908, 54

1. What is the GCF of 545, 510, 20?

Answer: GCF of 545, 510, 20 is 5.

2. How to Find the GCF of 545, 510, 20

Answer: Greatest Common Factor(GCF) of 545, 510, 20 = 5

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

Step 2: Then multiply all the prime factors GCF(545, 510, 20) = 5.