asked 152k views
4 votes
Which of these Numbers are prime numbers 1,11,21,51?

asked
User VDVLeon
by
8.3k points

2 Answers

3 votes
11 is a prime number.
answered
User Bkirkbri
by
7.9k points
6 votes
11 is the only prime number.
answered
User Kernelman
by
8.8k points

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