Greatest Common Factor of 30, 28, 11, 831

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

• Greatest Common Factor of 30, 28, 11, 831 by common division method
• Greatest Common Factor of 30, 28, 11, 831 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 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 11

List of positive integer factors of 11 that divides 11 without a remainder.

1,11

Factors of 831

List of positive integer factors of 831 that divides 831 without a remainder.

1,3,277,831

Greatest Common Factor

We found the factors 30,28,11,831 . The biggest common factor number is the GCF number.
So the greatest common factor 30,28,11,831 is 1.

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

• GCF of 37, 56, 95, 829
• GCF of 46, 99, 41, 751
• GCF of 27, 36, 56, 627
• GCF of 44, 18, 63, 114
• GCF of 47, 71, 16, 369

1. What is the GCF of 30, 28, 11, 831?

Answer: GCF of 30, 28, 11, 831 is 1.

2. How to Find the GCF of 30, 28, 11, 831

Answer: Greatest Common Factor(GCF) of 30, 28, 11, 831 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 28, 11, 831) = 1.