Is It Prime?

Random Science or math Quiz

Can you name the first 100 primes and some non-primes?

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NumberPrime (P) or Not Prime (N)Possibly Helpful Information
499
127
533
111
503
139
467
47
59
173
389
157
31
73
123
137
149
1
437
317
133
181
463
163
409
349
113
493
197
419
239
509
29
91
311
43
223
179
371
501
143
543
523
359
469
263
347
53
337
293
NumberPrime (P) or Not Prime (N)Possibly Helpful Information
251
361
51
109
373
511
269
353
39
439
449
89
229
479
83
203
281
411
357
13
87
183
323
393
291
423
333
421
457
161
193
443
67
103
461
471
433
211
241
167
521
387
7
41
341
527
283
397
217
2
NumberPrime (P) or Not Prime (N)Possibly Helpful Information
383
261
11
231
19
199
271
107
171
379
403
441
3
541
191
5
487
307
69
253
227
287
313
21
331
151
101
401
17
367
319
71
257
431
23
453
277
249
97
159
491
131
273
489
37
301
79
221
61

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