Greatest Common Factor of 19, 90, 16, 33

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

• Greatest Common Factor of 19, 90, 16, 33 by common division method
• Greatest Common Factor of 19, 90, 16, 33 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 19

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

1,19

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 16

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

1,2,4,8,16

Factors of 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Greatest Common Factor

We found the factors 19,90,16,33 . The biggest common factor number is the GCF number.
So the greatest common factor 19,90,16,33 is 1.

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

• GCF of 77, 90, 36, 68
• GCF of 20, 62, 71, 18
• GCF of 47, 65, 50, 18
• GCF of 43, 64, 24, 52
• GCF of 76, 96, 13, 34

1. What is the GCF of 19, 90, 16, 33?

Answer: GCF of 19, 90, 16, 33 is 1.

2. How to Find the GCF of 19, 90, 16, 33

Answer: Greatest Common Factor(GCF) of 19, 90, 16, 33 = 1

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

Step 2: Then multiply all the prime factors GCF(19, 90, 16, 33) = 1.