Greatest Common Factor of 23, 61, 3, 85

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

• Greatest Common Factor of 23, 61, 3, 85 by common division method
• Greatest Common Factor of 23, 61, 3, 85 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 3

List of positive integer factors of 3 that divides 3 without a remainder.

1,3

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Greatest Common Factor

We found the factors 23,61,3,85 . The biggest common factor number is the GCF number.
So the greatest common factor 23,61,3,85 is 1.

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

• GCF of 90, 31, 5, 70
• GCF of 48, 85, 6, 30
• GCF of 76, 83, 1, 96
• GCF of 97, 25, 4, 54
• GCF of 25, 14, 2, 80

1. What is the GCF of 23, 61, 3, 85?

Answer: GCF of 23, 61, 3, 85 is 1.

2. How to Find the GCF of 23, 61, 3, 85

Answer: Greatest Common Factor(GCF) of 23, 61, 3, 85 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 61, 3, 85) = 1.