Greatest Common Factor of 55, 90, 94, 89

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

• Greatest Common Factor of 55, 90, 94, 89 by common division method
• Greatest Common Factor of 55, 90, 94, 89 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 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

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 94

List of positive integer factors of 94 that divides 94 without a remainder.

1,2,47,94

Factors of 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Greatest Common Factor

We found the factors 55,90,94,89 . The biggest common factor number is the GCF number.
So the greatest common factor 55,90,94,89 is 1.

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

• GCF of 29, 21, 78, 70
• GCF of 28, 45, 81, 36
• GCF of 73, 85, 47, 40
• GCF of 20, 69, 50, 95
• GCF of 45, 29, 63, 77

1. What is the GCF of 55, 90, 94, 89?

Answer: GCF of 55, 90, 94, 89 is 1.

2. How to Find the GCF of 55, 90, 94, 89

Answer: Greatest Common Factor(GCF) of 55, 90, 94, 89 = 1

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

Step 2: Then multiply all the prime factors GCF(55, 90, 94, 89) = 1.