Greatest Common Factor of 23, 57, 71, 90, 745

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

• Greatest Common Factor of 23, 57, 71, 90, 745 by common division method
• Greatest Common Factor of 23, 57, 71, 90, 745 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 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 745

List of positive integer factors of 745 that divides 745 without a remainder.

1,5,149,745

Greatest Common Factor

We found the factors 23,57,71,90,745 . The biggest common factor number is the GCF number.
So the greatest common factor 23,57,71,90,745 is 1.

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

• GCF of 20, 39, 89, 19, 609
• GCF of 11, 47, 41, 49, 212
• GCF of 49, 20, 67, 69, 653
• GCF of 87, 74, 21, 51, 991
• GCF of 47, 63, 53, 69, 878

1. What is the GCF of 23, 57, 71, 90, 745?

Answer: GCF of 23, 57, 71, 90, 745 is 1.

2. How to Find the GCF of 23, 57, 71, 90, 745

Answer: Greatest Common Factor(GCF) of 23, 57, 71, 90, 745 = 1

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

Step 2: Then multiply all the prime factors GCF(23, 57, 71, 90, 745) = 1.