Factor Info

ID 153007
Size 368 digits / 1221 bits
Status composite
Value 31087323202892614504052227580781368731382777037088770181403523706919096675597533892699266208352437786598292439887519525320878024821275476044999969820160223210905748995315389398456202038248766017587590592979447164445712877646081397706242083294855703164533038248913654841747441947971135129342066522595957662857414980481143525335272129635510271851161337024947548294520641

Factorizations

Primary (ID: 152220) 492541370954042703727521011 (proven prime)
(ID: 153008) 63116166552013887316414398107363920936097891424855867984205074317874160828166739746690529628481371662758319801976726866512538654378422641805220710183059425860725310012037211247422395706436126855168249446407660591475675057909060623788331237125293127680639377384438494074294360213731147126037764399137369914942350809391779987068005063669006331 (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.