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प्रश्न
Which of the following is a prime number?
पर्याय
323
361
263
none of these
MCQ
बेरीज
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उत्तर
263
323 is not a prime number because 323 can be written as 17 × 19.
361 is not a prime number because 361 can be written as 19 × 19.
263 is a prime number.
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