Greatest Common Factor of 16, 48, 85, 4, 30

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

• Greatest Common Factor of 16, 48, 85, 4, 30 by common division method
• Greatest Common Factor of 16, 48, 85, 4, 30 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 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 4

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

1,2,4

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 16,48,85,4,30 . The biggest common factor number is the GCF number.
So the greatest common factor 16,48,85,4,30 is 1.

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

• GCF of 17, 14, 55, 1, 48
• GCF of 15, 93, 18, 5, 96
• GCF of 96, 42, 35, 6, 11
• GCF of 53, 39, 34, 6, 49
• GCF of 34, 35, 72, 8, 26

1. What is the GCF of 16, 48, 85, 4, 30?

Answer: GCF of 16, 48, 85, 4, 30 is 1.

2. How to Find the GCF of 16, 48, 85, 4, 30

Answer: Greatest Common Factor(GCF) of 16, 48, 85, 4, 30 = 1

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

Step 2: Then multiply all the prime factors GCF(16, 48, 85, 4, 30) = 1.