Greatest Common Factor of 30, 78, 73, 4, 36

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

• Greatest Common Factor of 30, 78, 73, 4, 36 by common division method
• Greatest Common Factor of 30, 78, 73, 4, 36 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 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 4

List of positive integer factors of 4 that divides 4 without a remainder.

1,2,4

Factors of 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Greatest Common Factor

We found the factors 30,78,73,4,36 . The biggest common factor number is the GCF number.
So the greatest common factor 30,78,73,4,36 is 1.

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

• GCF of 46, 55, 22, 5, 44
• GCF of 12, 94, 82, 3, 75
• GCF of 18, 78, 18, 3, 46
• GCF of 36, 34, 36, 9, 63
• GCF of 63, 48, 34, 9, 49

1. What is the GCF of 30, 78, 73, 4, 36?

Answer: GCF of 30, 78, 73, 4, 36 is 1.

2. How to Find the GCF of 30, 78, 73, 4, 36

Answer: Greatest Common Factor(GCF) of 30, 78, 73, 4, 36 = 1

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

Step 2: Then multiply all the prime factors GCF(30, 78, 73, 4, 36) = 1.