Greatest Common Factor of 398, 844, 20

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

• Greatest Common Factor of 398, 844, 20 by common division method
• Greatest Common Factor of 398, 844, 20 with matching the biggest common factor

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

Factors of 398

List of positive integer factors of 398 that divides 398 without a remainder.

1,2,199,398

Factors of 844

List of positive integer factors of 844 that divides 844 without a remainder.

1,2,4,211,422,844

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 398,844,20 . The biggest common factor number is the GCF number.
So the greatest common factor 398,844,20 is 2.

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

• GCF of 812, 558, 36
• GCF of 451, 632, 99
• GCF of 163, 885, 96
• GCF of 177, 400, 20
• GCF of 972, 400, 22

1. What is the GCF of 398, 844, 20?

Answer: GCF of 398, 844, 20 is 2.

2. How to Find the GCF of 398, 844, 20

Answer: Greatest Common Factor(GCF) of 398, 844, 20 = 2

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

Step 2: Then multiply all the prime factors GCF(398, 844, 20) = 2.