Science Quiz / Prime Number or Not?

Random Science or Numbers Quiz

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

 Plays Quiz Updated Feb 16, 2015

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

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