Greatest Common Factor of 18, 870, 423

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

• Greatest Common Factor of 18, 870, 423 by common division method
• Greatest Common Factor of 18, 870, 423 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 18

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

1,2,3,6,9,18

Factors of 870

List of positive integer factors of 870 that divides 870 without a remainder.

1,2,3,5,6,10,15,29,30,58,87,145,174,290,435,870

Factors of 423

List of positive integer factors of 423 that divides 423 without a remainder.

1,3,9,47,141,423

Greatest Common Factor

We found the factors 18,870,423 . The biggest common factor number is the GCF number.
So the greatest common factor 18,870,423 is 3.

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

• GCF of 58, 921, 717
• GCF of 82, 107, 100
• GCF of 15, 708, 941
• GCF of 63, 254, 551
• GCF of 48, 137, 267

1. What is the GCF of 18, 870, 423?

Answer: GCF of 18, 870, 423 is 3.

2. How to Find the GCF of 18, 870, 423

Answer: Greatest Common Factor(GCF) of 18, 870, 423 = 3

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

Step 2: Then multiply all the prime factors GCF(18, 870, 423) = 3.