Greatest Common Factor of 18, 420, 974

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

• Greatest Common Factor of 18, 420, 974 by common division method
• Greatest Common Factor of 18, 420, 974 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 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 974

List of positive integer factors of 974 that divides 974 without a remainder.

1,2,487,974

Greatest Common Factor

We found the factors 18,420,974 . The biggest common factor number is the GCF number.
So the greatest common factor 18,420,974 is 2.

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

• GCF of 55, 413, 285
• GCF of 45, 778, 521
• GCF of 66, 768, 389
• GCF of 57, 561, 982
• GCF of 52, 121, 242

1. What is the GCF of 18, 420, 974?

Answer: GCF of 18, 420, 974 is 2.

2. How to Find the GCF of 18, 420, 974

Answer: Greatest Common Factor(GCF) of 18, 420, 974 = 2

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

Step 2: Then multiply all the prime factors GCF(18, 420, 974) = 2.