Primes Factors

Random Science or Numbers Quiz

Can you name the largest prime factor in each number?

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How to Play
Score 0/44 Timer 01:00
NumberLargest Prime Factor
117
119
201
123
171
193
109
203
101
149
143
NumberLargest Prime Factor
181
163
207
139
107
177
159
103
127
199
209
NumberLargest Prime Factor
161
153
137
97
173
93
141
183
151
191
179
NumberLargest Prime Factor
187
147
189
91
133
131
129
157
167
113
197

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Created Oct 30, 2009Editor's PickReportNominate
Tags:Numbers, Editor Pick, factor, largest, prime