Greatest Common Factor of 18, 74, 620

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

• Greatest Common Factor of 18, 74, 620 by common division method
• Greatest Common Factor of 18, 74, 620 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 620

List of positive integer factors of 620 that divides 620 without a remainder.

1,2,4,5,10,20,31,62,124,155,310,620

Greatest Common Factor

We found the factors 18,74,620 . The biggest common factor number is the GCF number.
So the greatest common factor 18,74,620 is 2.

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

• GCF of 84, 19, 319
• GCF of 64, 34, 902
• GCF of 64, 39, 360
• GCF of 42, 88, 944
• GCF of 14, 49, 303

1. What is the GCF of 18, 74, 620?

Answer: GCF of 18, 74, 620 is 2.

2. How to Find the GCF of 18, 74, 620

Answer: Greatest Common Factor(GCF) of 18, 74, 620 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 74, 620) = 2.