Greatest Common Factor of 290, 685, 30

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

• Greatest Common Factor of 290, 685, 30 by common division method
• Greatest Common Factor of 290, 685, 30 with matching the biggest common factor

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

Factors of 290

List of positive integer factors of 290 that divides 290 without a remainder.

1,2,5,10,29,58,145,290

Factors of 685

List of positive integer factors of 685 that divides 685 without a remainder.

1,5,137,685

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Greatest Common Factor

We found the factors 290,685,30 . The biggest common factor number is the GCF number.
So the greatest common factor 290,685,30 is 5.

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

• GCF of 650, 861, 18
• GCF of 673, 388, 12
• GCF of 737, 569, 15
• GCF of 851, 191, 87
• GCF of 354, 461, 50

1. What is the GCF of 290, 685, 30?

Answer: GCF of 290, 685, 30 is 5.

2. How to Find the GCF of 290, 685, 30

Answer: Greatest Common Factor(GCF) of 290, 685, 30 = 5

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

Step 2: Then multiply all the prime factors GCF(290, 685, 30) = 5.