Greatest Common Factor of 18, 231, 407

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

• Greatest Common Factor of 18, 231, 407 by common division method
• Greatest Common Factor of 18, 231, 407 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 18

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

1,2,3,6,9,18

Factors of 231

List of positive integer factors of 231 that divides 231 without a remainder.

1,3,7,11,21,33,77,231

Factors of 407

List of positive integer factors of 407 that divides 407 without a remainder.

1,11,37,407

Greatest Common Factor

We found the factors 18,231,407 . The biggest common factor number is the GCF number.
So the greatest common factor 18,231,407 is 1.

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

• GCF of 66, 758, 546
• GCF of 26, 877, 781
• GCF of 71, 807, 326
• GCF of 65, 151, 282
• GCF of 24, 394, 896

1. What is the GCF of 18, 231, 407?

Answer: GCF of 18, 231, 407 is 1.

2. How to Find the GCF of 18, 231, 407

Answer: Greatest Common Factor(GCF) of 18, 231, 407 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 231, 407) = 1.