Greatest Common Factor of 30, 54, 89, 220

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

• Greatest Common Factor of 30, 54, 89, 220 by common division method
• Greatest Common Factor of 30, 54, 89, 220 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 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 89

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

1,89

Factors of 220

List of positive integer factors of 220 that divides 220 without a remainder.

1,2,4,5,10,11,20,22,44,55,110,220

Greatest Common Factor

We found the factors 30,54,89,220 . The biggest common factor number is the GCF number.
So the greatest common factor 30,54,89,220 is 1.

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

• GCF of 79, 73, 99, 192
• GCF of 11, 53, 42, 749
• GCF of 45, 80, 62, 451
• GCF of 46, 48, 85, 451
• GCF of 83, 73, 24, 520

1. What is the GCF of 30, 54, 89, 220?

Answer: GCF of 30, 54, 89, 220 is 1.

2. How to Find the GCF of 30, 54, 89, 220

Answer: Greatest Common Factor(GCF) of 30, 54, 89, 220 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 54, 89, 220) = 1.