Greatest Common Factor of 285, 639, 60

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

• Greatest Common Factor of 285, 639, 60 by common division method
• Greatest Common Factor of 285, 639, 60 with matching the biggest common factor

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

Factors of 285

List of positive integer factors of 285 that divides 285 without a remainder.

1,3,5,15,19,57,95,285

Factors of 639

List of positive integer factors of 639 that divides 639 without a remainder.

1,3,9,71,213,639

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Greatest Common Factor

We found the factors 285,639,60 . The biggest common factor number is the GCF number.
So the greatest common factor 285,639,60 is 3.

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

• GCF of 800, 837, 47
• GCF of 706, 410, 95
• GCF of 236, 837, 75
• GCF of 839, 462, 20
• GCF of 604, 185, 77

1. What is the GCF of 285, 639, 60?

Answer: GCF of 285, 639, 60 is 3.

2. How to Find the GCF of 285, 639, 60

Answer: Greatest Common Factor(GCF) of 285, 639, 60 = 3

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

Step 2: Then multiply all the prime factors GCF(285, 639, 60) = 3.