Greatest Common Factor of 55, 47, 19, 67, 30

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

• Greatest Common Factor of 55, 47, 19, 67, 30 by common division method
• Greatest Common Factor of 55, 47, 19, 67, 30 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

Factors of 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Factors of 67

List of positive integer factors of 67 that divides 67 without a remainder.

1,67

Factors of 30

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

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

Greatest Common Factor

We found the factors 55,47,19,67,30 . The biggest common factor number is the GCF number.
So the greatest common factor 55,47,19,67,30 is 1.

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

• GCF of 16, 77, 75, 13, 86
• GCF of 38, 44, 77, 91, 83
• GCF of 18, 40, 42, 22, 45
• GCF of 85, 96, 91, 56, 15
• GCF of 79, 73, 52, 22, 37

1. What is the GCF of 55, 47, 19, 67, 30?

Answer: GCF of 55, 47, 19, 67, 30 is 1.

2. How to Find the GCF of 55, 47, 19, 67, 30

Answer: Greatest Common Factor(GCF) of 55, 47, 19, 67, 30 = 1

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

Step 2: Then multiply all the prime factors GCF(55, 47, 19, 67, 30) = 1.