Factor Info

ID 143755
Size 291 digits / 967 bits
Status composite
Value 672589339477286099621227584120892317623134384023796995350146156812756920456642067123694531327147644869833525507398199857524825408832635051772968766908060568705593315086467729564571237685296344200162442843845515708311673827607635525228935094076600999626175259445130988535643479746024055765733

Factorizations

Primary (ID: 179187) 498968700665519238913623575122303 (proven prime)
(ID: 179557) 1347958977347062985975721250960828798238217502403957428404597362904098659327871399133463672271936292297270585011121129622674389635294081927494909041047677484223099725005481645543588163799009141008374745614832407975538171378157257071082340130458714282493926811 (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.