# Which of the following is a prime number?   Option 1)     Option 2)     Option 3)     Option 4)     Option 5)

prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers. So the from the below option prime number is:

$391= divisible\: by \: 17$

$899= divisible \: by \: 13$

$621=\: divisible\: by \: 3$

$199= prime\: number$

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