Greatest Common Factor of 23, 66, 39, 105

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

• Greatest Common Factor of 23, 66, 39, 105 by common division method
• Greatest Common Factor of 23, 66, 39, 105 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 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 105

List of positive integer factors of 105 that divides 105 without a remainder.

1,3,5,7,15,21,35,105

Greatest Common Factor

We found the factors 23,66,39,105 . The biggest common factor number is the GCF number.
So the greatest common factor 23,66,39,105 is 1.

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

• GCF of 83, 25, 56, 157
• GCF of 81, 81, 53, 632
• GCF of 29, 14, 34, 161
• GCF of 38, 92, 98, 387
• GCF of 10, 72, 23, 829

1. What is the GCF of 23, 66, 39, 105?

Answer: GCF of 23, 66, 39, 105 is 1.

2. How to Find the GCF of 23, 66, 39, 105

Answer: Greatest Common Factor(GCF) of 23, 66, 39, 105 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 66, 39, 105) = 1.