Greatest Common Factor of 30, 25, 49, 27

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

• Greatest Common Factor of 30, 25, 49, 27 by common division method
• Greatest Common Factor of 30, 25, 49, 27 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 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 49

List of positive integer factors of 49 that divides 49 without a remainder.

1,7,49

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Greatest Common Factor

We found the factors 30,25,49,27 . The biggest common factor number is the GCF number.
So the greatest common factor 30,25,49,27 is 1.

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

• GCF of 44, 17, 73, 86
• GCF of 30, 49, 86, 92
• GCF of 53, 48, 70, 97
• GCF of 31, 70, 71, 73
• GCF of 91, 67, 46, 17

1. What is the GCF of 30, 25, 49, 27?

Answer: GCF of 30, 25, 49, 27 is 1.

2. How to Find the GCF of 30, 25, 49, 27

Answer: Greatest Common Factor(GCF) of 30, 25, 49, 27 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 25, 49, 27) = 1.