Factor Info

ID 155538
Size 474 digits / 1573 bits
Status composite
Value 181815534292064498104580599412037740392068693226423907759788177722559165432049478058004808286189704093200728900873628980559230483294188058379809622092248322844764524040277153443255416953317068950788218410948258824468552469664088158283352382127054657194528572615668188796537184224848481444216748554218715377922934675233539441051243999204300296127934406417103783436429573883122862260650018421495216159937961028954165916264152333303480995984884985022443473353301282439711125969

Factorizations

Primary (ID: 154604) 245911396799577828131028569 (proven prime)
(ID: 155539) 739353834992232586492837428524777639063935562349753659218247837147335304339473257423862614973533344946101296463361666347213094273556188567364017772949137247469527025720279651903578637098636778116277160273665180931660237425752249565670920367583923511214914103138343551685855247057891697184660626695547884769400963568035692489430752239267900933040983500220551366623605783642814285384339068432890664652874877245531806462479400164053985010536591724601 (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.