Factor Info

ID 128410
Size 721 digits / 2395 bits
Status composite
Value 8548145799050397867842954986673637337035528078666977936959381728350572516043236677977333245078257989191110097122143706625594768202185721012946731465790584304435333384668826292269999052519597167758399053386180831096511459247586786165746176042452744519260131482938156479376183575379054881398798135681087174362419604972125534381736238785866783320051696795799710196622223748085109134005729896568534115210550320893735356118604831577583333843914696565945350688498045693762956560952415952078888740256717879305814903275840900582867711487254771078705742204494896194996564685059722975295010941975892685843817921109943441426046824577205682109293104141292316496950441844612099193168845100626046421094425573256715074103124292160251893

Factorizations

Primary (ID: 1092) 43219877626484550971962471774087607599 (proven prime)
(ID: 128412) 197782739528448151399378167424708963023373807995135631673097080063819517958949137573573834754922440355048734650388126288337802202831256950111425074903876602541456303571372838718053973088150957261399517633395585525447945424488881477063174452348488109840096977726430565153043969509608008983370491452849462071153799034651642240421591346115901672812843513459516483284135855902395084044486051161877448658038283375701122065966407359513228243198195870149418446829736526251184471981206946847583264214430326446882421599190350790583003189807803907600141823840178143147078698332779748834718107098268781032963308944316936411294852626195310957177703792397890635751643745720178521583188563030881307 (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.