Factor Info

ID 145310
Size 1116 digits / 3707 bits
Status composite
Value 661385580664756581185480930689064814960616998154076255170100618338703493595552764016075053263604387466631413066257741102290816482824603817138368530385031630558693504585964369562384168153814961596309789483451591804067961448942081271750188023789002762452918509028693382094249256257575881424996767177775267518392002881648314126919533584620385075682785854959825728064559600866760230676523204969715278133685493467137913084201860815494902328109384364193230446667486177393152373144899788022716316030192610129866053578060835042642665193149332715133096668798643029708319998398767091125870822114346293392705499436943551295778893988990039948741107786137886414299111067272552466346009677118994386017978007069399141264453842881758037816128258515889296703963907745580232845091378054792186891922952804774033709406724299772685169615941297950719776090895182074136920606214277191018359144875807616620168595331284352794858183353566213360685277071687441879170290083771951981524259953337310937738050596696401767600352589782564752744764211653114225928415673202004572855031536656332555103153497894942256896008923545801664485201089570702401

Factorizations

Primary (ID: 143157) 2968681525990533400813 (proven prime)
(ID: 145311) 222787649963253627419075571145742709981318773077074278344971884057334419555621873160680496716018133963087162924969796550297417150716356346182732922035708919149273164919796630161350231629091809620360069466727988530059977928636489377294914374775085569462461413042936876932611866057349010487964959369587794267172810481990062923110886025175603640294140088206035636260578449838569059883021862114436605015839359904833354661027912715248753101582734467020575008350094078457734806532225273987202318076546925580381035492564795802345959434395942000889281066378812589117151449774248664923331892576760469423389348579077170860469741589879123630492777077134875472724213097593139986660495575089684384108684317898803473049912564244523518656216594830119415124180155862197968962137164804050525765302135856755004935991791791127252783269585321952908976232677146871842050331007697569333103902495332284476148094306159369775829726698874776985324655275707577725443884040230113374375350432891160335525629620261319785698421029751577481771345181960086866370001926100048837212267104281952033887172803202774928914532822704677 (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.