Factor Info

ID 178337
Size 549 digits / 1823 bits
Status composite
Value 508695696522785343640285577569853840899543380496233178999384099038345867234559145403103111381209148805967701091990259288936214623830957813611828551902799259647370718993880730999647630861957500474973703001448392701280192631748269644982775469848622469207040091937394324866230573670772251919616535144481859604654674093723369822476878635074860860528263274416847918250456127166870868024699194634456418803236354095402952843182702958703724544605972180264314384348803377560872866635749380906903531554478502315971257196562807973535655458778574708354740832001

Factorizations

Primary (ID: 28862) 18391238303600748207500870642686179481538321537172841 (proven prime)
(ID: 178338) 27659676206968065555324289110917872530228030835412343980142535408426854384699886286946269815029983010340389556824828037158113225559895693641969737935984618943787576985320941136069907564715207160302768183926369580643030241249130480227740000906845787721572180933111075053410985768349851302786028034782839979718416115775628363659978654258027987705356908210849026608304323584712454328714770118685343814000941455168072450184595446228409545534704702383686011452745731324594819977395396701853269100300761 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.