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 111 and 63, using prime factorization.	162
152	Find Greatest Common Divisor of 14 and 7, using prime factorization.	162
153	Find Greatest Common Divisor of 12 and 30, using prime factorization.	162
154	Find Greatest Common Divisor of 25 and 10, using prime factorization.	161
155	Find Greatest Common Divisor of 75 and 90, using prime factorization.	160
156	Find Greatest Common Divisor of 24 and 8, using prime factorization.	160
157	Find Greatest Common Divisor of 7 and 12, using prime factorization.	159
158	Find Greatest Common Divisor of 12 and 3, using prime factorization.	159
159	Find Greatest Common Divisor of 15 and 18, using prime factorization.	159
160	Find Greatest Common Divisor of 16215 and 10915632, using prime factorization.	159
161	Find Greatest Common Divisor of 6 and 15, using prime factorization.	158
162	Find Greatest Common Divisor of 6 and 24, using prime factorization.	157
163	Find Greatest Common Divisor of 49 and 42, using prime factorization.	157
164	Find Greatest Common Divisor of 44 and 4, using prime factorization.	156
165	Find Greatest Common Divisor of 26 and 4, using prime factorization.	156
166	Find Greatest Common Divisor of 20 and 25, using prime factorization.	155
167	Find Greatest Common Divisor of 265 and 30, using prime factorization.	155
168	Find Greatest Common Divisor of 9 and 25, using prime factorization.	154
169	Find Greatest Common Divisor of 13425 and 179, using prime factorization.	154
170	Find Greatest Common Divisor of 96 and 20, using prime factorization.	154
171	Find Greatest Common Divisor of 30 and 42, using prime factorization.	153
172	Find Greatest Common Divisor of 13 and 13, using prime factorization.	153
173	Find Greatest Common Divisor of 3 and 15, using prime factorization.	152
174	Find Greatest Common Divisor of 75 and 10, using prime factorization.	150
175	Find Greatest Common Divisor of 48, 36 and 124, using repeated division.	149
176	Find Greatest Common Divisor of 50 and 10, using prime factorization.	146
177	Find Greatest Common Divisor of 2025.	146
178	Find Greatest Common Divisor of 27 and 45, using prime factorization.	145
179	Find Greatest Common Divisor of 25 and 100, using prime factorization.	144
180	Find Greatest Common Divisor of 3 and 24, using prime factorization.	143
181	Find Greatest Common Divisor of 46 and 2, using prime factorization.	141
182	Find Greatest Common Divisor of 49 and 7, using prime factorization.	141
183	Find Greatest Common Divisor of 50 and 24, using prime factorization.	138
184	Find Greatest Common Divisor of 6 and 20, using prime factorization.	138
185	Find Greatest Common Divisor of 51 and 36, using prime factorization.	138
186	Find Greatest Common Divisor of 50 and 5, using prime factorization.	138
187	Find Greatest Common Divisor of 21 and 14, using prime factorization.	138
188	Find Greatest Common Divisor of 28 and 64, using prime factorization.	137
189	Find Greatest Common Divisor of 322 and 8925, using prime factorization.	137
190	Find Greatest Common Divisor of 11 and 22, using prime factorization.	137
191	Find Greatest Common Divisor of 24 and 36, using prime factorization.	136
192	Find Greatest Common Divisor of 32 and 20, using prime factorization.	135
193	Find Greatest Common Divisor of 18 and 4, using prime factorization.	132
194	Find Greatest Common Divisor of 9216 and 256, using prime factorization.	131
195	Find Greatest Common Divisor of 12 and 44, using prime factorization.	131
196	Find Greatest Common Divisor of 40 and 5, using prime factorization.	131
197	Find Greatest Common Divisor of 10 and 12, using prime factorization.	131
198	Find Greatest Common Divisor of 790 and 380, using prime factorization.	130
199	Find Greatest Common Divisor of 134 and 2, using prime factorization.	129
200	Find Greatest Common Divisor of 3 and 21, using prime factorization.	129