Factor Info

ID 148354
Size 777 digits / 2581 bits
Status composite
Value 672531758746284796168253685265718242480726913830187005839432826896848545384363911225310309461857236556892214299250011273944273665221854401565239813669456929677890903064653503445529411754513338929094313399737890676007085295513567037722227651249142098463512780270932849628581872310845551344133495733760367436038938372416532158541543586561148894646840555329900942932903597043666318583911222973891680656062452205494241424907214415144547359670051449023785561909054028770956558851894288679423086517163057728327049874406624539303289572720136441428407775110966694950617616118724045371999893320104255093789776202469880554764439279671643631586631696564488288417063111272965240103669201544763921558597093986864404754009904437958180727368198896923712085694358333383647852399581547715962133

Factorizations

Primary (ID: 148355) 28589271829972892473 (proven prime)
(ID: 148356) 23523920537255686776943111751193131765048749719475545749804770479846849371290026404653185141212884319157688787265606090814614264294117070897400947483662060800785000421491547462950895495320387872516439995934048336030695868234074718607450845102682385270401850623212416043378484666549713476506235244280687371168754552392845893414519525075421345730191328083771570444860130358602867800947085887884374437820006444649820137470277549914994341429921826933041700574174112634662262369095094126168739700522680932035299772861831458295285848707302499930266985492683459695415024542262744294805809445555570819625594810697327700912852420108385345441368490260090843023186497185530766619114740874119782473415318867584345791727937007631186742137351614302316505774661136734047421 (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.