GCD

(the database of solved problems)

All the problems and solutions shown below were generated using the GCD Calculator.

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ID	Problem	Count
151	Find Greatest Common Divisor of 2 and 16, using prime factorization.	186
152	Find Greatest Common Divisor of 48 and 12, using prime factorization.	186
153	Find Greatest Common Divisor of 6 and 15, using prime factorization.	185
154	Find Greatest Common Divisor of 75 and 90, using prime factorization.	185
155	Find Greatest Common Divisor of 12 and 3, using prime factorization.	184
156	Find Greatest Common Divisor of 44 and 4, using prime factorization.	184
157	Find Greatest Common Divisor of 111 and 63, using prime factorization.	183
158	Find Greatest Common Divisor of 84 and 75, using prime factorization.	182
159	Find Greatest Common Divisor of 26 and 4, using prime factorization.	182
160	Find Greatest Common Divisor of 6 and 24, using prime factorization.	181
161	Find Greatest Common Divisor of 22 and 10, using prime factorization.	181
162	Find Greatest Common Divisor of 75 and 10, using prime factorization.	179
163	Find Greatest Common Divisor of 155 and 10, using prime factorization.	178
164	Find Greatest Common Divisor of 13 and 13, using prime factorization.	178
165	Find Greatest Common Divisor of 12 and 30, using prime factorization.	177
166	Find Greatest Common Divisor of 39 and 90, using prime factorization.	177
167	Find Greatest Common Divisor of 96 and 20, using prime factorization.	177
168	Find Greatest Common Divisor of 11 and 22, using prime factorization.	177
169	Find Greatest Common Divisor of 27 and 45, using prime factorization.	176
170	Find Greatest Common Divisor of 3 and 1, using prime factorization.	176
171	Find Greatest Common Divisor of 28 and 64, using prime factorization.	176
172	Find Greatest Common Divisor of 18 and 4, using prime factorization.	176
173	Find Greatest Common Divisor of 9 and 25, using prime factorization.	174
174	Find Greatest Common Divisor of 7 and 12, using prime factorization.	174
175	Find Greatest Common Divisor of 27 and 18, using prime factorization.	173
176	Find Greatest Common Divisor of 32 and 20, using prime factorization.	173
177	Find Greatest Common Divisor of 46 and 2, using prime factorization.	171
178	Find Greatest Common Divisor of 10 and 12, using prime factorization.	171
179	Find Greatest Common Divisor of 13425 and 179, using prime factorization.	170
180	Find Greatest Common Divisor of 21 and 14, using prime factorization.	167
181	Find Greatest Common Divisor of 6 and 20, using prime factorization.	164
182	Find Greatest Common Divisor of 15 and 40, using prime factorization.	164
183	Find Greatest Common Divisor of 49 and 42, using prime factorization.	164
184	Find Greatest Common Divisor of 16 and 6, using prime factorization.	161
185	Find Greatest Common Divisor of 16215 and 10915632, using prime factorization.	161
186	Find Greatest Common Divisor of 50 and 10, using prime factorization.	160
187	Find Greatest Common Divisor of 48, 36 and 124, using repeated division.	160
188	Find Greatest Common Divisor of 265 and 30, using prime factorization.	159
189	Find Greatest Common Divisor of 30 and 42, using prime factorization.	159
190	Find Greatest Common Divisor of 30 and 6, using prime factorization.	157
191	Find Greatest Common Divisor of 3 and 21, using prime factorization.	156
192	Find Greatest Common Divisor of 50 and 5, using prime factorization.	156
193	Find Greatest Common Divisor of 24 and 36, using prime factorization.	156
194	Find Greatest Common Divisor of 2025.	155
195	Find Greatest Common Divisor of 5 and 80, using prime factorization.	155
196	Find Greatest Common Divisor of 35 and 14, using prime factorization.	154
197	Find Greatest Common Divisor of 51 and 36, using prime factorization.	154
198	Find Greatest Common Divisor of 3 and 63, using prime factorization.	153
199	Find Greatest Common Divisor of 25 and 100, using prime factorization.	153
200	Find Greatest Common Divisor of 36 and 42, using prime factorization.	152