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PRIME AND COMPOSITE NUMBERS
Prime and Composite Numbers
A prime number is a number that has only two factors, 1 and the number itself.
For example: 2, 3, and 5.
A composite number is a number that has more than two factors (including 1 and itself).
For example: 4, 6, and 10.
The number 1 is neither a prime number nor a composite number.
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The correct answer is
Remember :
The smallest number is the one that comes first while counting.
Solution :
To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.
21,27,23
21 is the smallest number.