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
251	Find Greatest Common Divisor of 42 and 12, using prime factorization.	9
252	Find Greatest Common Divisor of 14 and 28, using prime factorization.	9
253	Find Greatest Common Divisor of 9 and 100, using prime factorization.	9
254	Find Greatest Common Divisor of 13 and 13, using prime factorization.	9
255	Find Greatest Common Divisor of 42 and 9, using prime factorization.	9
256	Find Greatest Common Divisor of 49 and 21, using prime factorization.	9
257	Find Greatest Common Divisor of 30 and 5, using prime factorization.	9
258	Find Greatest Common Divisor of 48 and 96, using prime factorization.	9
259	Find Greatest Common Divisor of 457 and 378, using Euclidean algorithm.	9
260	Find Greatest Common Divisor of 15 and 30, using prime factorization.	9
261	Find Greatest Common Divisor of 17 and 64, using prime factorization.	9
262	Find Greatest Common Divisor of 12 and 10, using prime factorization.	9
263	Find Greatest Common Divisor of 78 and 44, using prime factorization.	9
264	Find Greatest Common Divisor of 22 and 100, using prime factorization.	9
265	Find Greatest Common Divisor of 207 and 15, using prime factorization.	9
266	Find Greatest Common Divisor of 62 and 227, using prime factorization.	9
267	Find Greatest Common Divisor of 224 and 336, using prime factorization.	9
268	Find Greatest Common Divisor of 1008 and 2000, using prime factorization.	9
269	Find Greatest Common Divisor of 96 and 34, using prime factorization.	9
270	Find Greatest Common Divisor of 33 and 3, using prime factorization.	9
271	Find Greatest Common Divisor of 33 and 121, using prime factorization.	9
272	Find Greatest Common Divisor of 9 and 91, using prime factorization.	9
273	Find Greatest Common Divisor of 6 and 30, using prime factorization.	9
274	Find Greatest Common Divisor of 32 and 6, using prime factorization.	9
275	Find Greatest Common Divisor of 81 and 15, using prime factorization.	9
276	Find Greatest Common Divisor of 16146 and 299, using prime factorization.	9
277	Find Greatest Common Divisor of 99 and 33, using prime factorization.	9
278	Find Greatest Common Divisor of 81 and 27, using prime factorization.	9
279	Find Greatest Common Divisor of 60 and 100, using prime factorization.	9
280	Find Greatest Common Divisor of 19 and 160, using Euclidean algorithm.	9
281	Find Greatest Common Divisor of 19 and 99, using repeated division.	9
282	Find Greatest Common Divisor of 10 and 75, using prime factorization.	9
283	Find Greatest Common Divisor of 95 and 10, using prime factorization.	9
284	Find Greatest Common Divisor of 20 and 7, using prime factorization.	9
285	Find Greatest Common Divisor of 76 and 30, using prime factorization.	9
286	Find Greatest Common Divisor of 186 and 14, using prime factorization.	9
287	Find Greatest Common Divisor of 4 and 16, using prime factorization.	9
288	Find Greatest Common Divisor of 56 and 72, using Euclidean algorithm.	9
289	Find Greatest Common Divisor of 5 and 36, using prime factorization.	9
290	Find Greatest Common Divisor of 1 and 3, using prime factorization.	9
291	Find Greatest Common Divisor of 2689 and 4001, using Euclidean algorithm.	9
292	Find Greatest Common Divisor of 50 and 4, using prime factorization.	9
293	Find Greatest Common Divisor of 124 and 6, using prime factorization.	9
294	Find Greatest Common Divisor of 406 and 757, using prime factorization.	8
295	Find Greatest Common Divisor of 291 and 252, using Euclidean algorithm.	8
296	Find Greatest Common Divisor of 20 and 30, using prime factorization.	8
297	Find Greatest Common Divisor of 168 and 10, using prime factorization.	8
298	Find Greatest Common Divisor of 36, 54, 90 and 126, using prime factorization.	8
299	Find Greatest Common Divisor of 18 and 24, by listing out the factors.	8
300	Find Greatest Common Divisor of 21 and 14, using prime factorization.	8