Is 19 a prime number or a composite number?

A. Prime Number
B. Composite Number
That's Correct!
It's Wrong!

The given number is 19.The only factors of 19 are 1 and 19.So, 19 is a prime number.

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Key Data

Questions
49
Grade
4
Theme
Whole Numbers
Passing score
80%

Progress

8 Incorrect
10 Correct
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