Prime Number or Not?

Random Science or This or That Quiz

Can you name the prime numbers (p) and composite numbers (n)?

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Score 0/80 Timer 03:00
Number'P'rime or 'N'ot?
2
101
137
59
69
15
207
42
61
117
1747
47
2011
151
2013
111
999
27
89
43
Number'P'rime or 'N'ot?
97
1551
3
1001
153
263
17
2001
225
114
41
1337
989
222
83
73
1000
703
751
49
Number'P'rime or 'N'ot?
19
107
7
51
947
103
639
71
1967
13
105
4
11
63
29
1103
31
267
67
171
Number'P'rime or 'N'ot?
21
77
123
187
199
79
99
87
23
201
5
321
141
1999
37
149
53
55
253
641

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