Science Quiz / Prime Number or Not?

Random Science or Math Quiz

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

Quiz Updated Feb 16, 2015

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

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