Greatest Common Factor of 45, 16, 231

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

• Greatest Common Factor of 45, 16, 231 by common division method
• Greatest Common Factor of 45, 16, 231 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 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 231

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

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

Greatest Common Factor

We found the factors 45,16,231 . The biggest common factor number is the GCF number.
So the greatest common factor 45,16,231 is 1.

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

• GCF of 39, 12, 215
• GCF of 47, 29, 866
• GCF of 64, 70, 811
• GCF of 70, 21, 407
• GCF of 80, 58, 860

1. What is the GCF of 45, 16, 231?

Answer: GCF of 45, 16, 231 is 1.

2. How to Find the GCF of 45, 16, 231

Answer: Greatest Common Factor(GCF) of 45, 16, 231 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 16, 231) = 1.