Greatest Common Factor of 30, 90, 987

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

• Greatest Common Factor of 30, 90, 987 by common division method
• Greatest Common Factor of 30, 90, 987 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

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 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 987

List of positive integer factors of 987 that divides 987 without a remainder.

1,3,7,21,47,141,329,987

Greatest Common Factor

We found the factors 30,90,987 . The biggest common factor number is the GCF number.
So the greatest common factor 30,90,987 is 3.

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

• GCF of 16, 58, 299
• GCF of 47, 51, 797
• GCF of 28, 44, 807
• GCF of 59, 94, 287
• GCF of 99, 25, 434

1. What is the GCF of 30, 90, 987?

Answer: GCF of 30, 90, 987 is 3.

2. How to Find the GCF of 30, 90, 987

Answer: Greatest Common Factor(GCF) of 30, 90, 987 = 3

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

Step 2: Then multiply all the prime factors GCF(30, 90, 987) = 3.