Greatest Common Factor of 620, 1998

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

• Greatest Common Factor of 620, 1998 by common division method
• Greatest Common Factor of 620, 1998 with matching the biggest common factor

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

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

Factors of 1998

List of positive integer factors of 1998 that divides 1998 without a remainder.

1,2,3,6,9,18,27,37,54,74,111,222,333,666,999,1998

Greatest Common Factor

We found the factors 620,1998 . The biggest common factor number is the GCF number.
So the greatest common factor 620,1998 is 2.

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

• GCF of 370, 4681
• GCF of 637, 4830
• GCF of 100, 5233
• GCF of 120, 5960
• GCF of 803, 3460

1. What is the GCF of 620, 1998?

Answer: GCF of 620, 1998 is 2.

2. How to Find the GCF of 620, 1998

Answer: Greatest Common Factor(GCF) of 620, 1998 = 2

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

Step 2: Then multiply all the prime factors GCF(620, 1998) = 2.