Greatest Common Factor of 30, 85, 89, 985

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

• Greatest Common Factor of 30, 85, 89, 985 by common division method
• Greatest Common Factor of 30, 85, 89, 985 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 85

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

1,5,17,85

Factors of 89

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

1,89

Factors of 985

List of positive integer factors of 985 that divides 985 without a remainder.

1,5,197,985

Greatest Common Factor

We found the factors 30,85,89,985 . The biggest common factor number is the GCF number.
So the greatest common factor 30,85,89,985 is 1.

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

• GCF of 78, 53, 66, 344
• GCF of 99, 91, 49, 365
• GCF of 69, 28, 95, 900
• GCF of 41, 41, 43, 572
• GCF of 46, 43, 13, 955

1. What is the GCF of 30, 85, 89, 985?

Answer: GCF of 30, 85, 89, 985 is 1.

2. How to Find the GCF of 30, 85, 89, 985

Answer: Greatest Common Factor(GCF) of 30, 85, 89, 985 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 85, 89, 985) = 1.