Factor Info

ID 127647
Size 495 digits / 1643 bits
Status composite
Value 217910583087050801670193135539290280914678327832543753919784462507510484374894083587797888344195691823313323182891814437296446293701588578067290009536553555923802543442595704036139991656735717662535064196290555972548898072261852254096351998033765498854476056696939876133562643134465924164934801526739243587998675890765783767813057715631195120779031555344678413047940570065244774175345072001157107901499718413021769960308990460791251350259235351603907195251682007472832702308960087044784317496251

Factorizations

Primary (ID: 1957) 18478673408457912142429706198611951342646053368392323181511785058621832135082777203082846881 (proven prime)
(ID: 127648) 11792544749847166747387564179030525230673605001104806467814731307687573637535727985059754507391828685295552448800698391280043184702913541823608558279804541281393774872106255231719085520214215570161386077229037743296962233055202176364581008643399860996341393290110399962425434820218343054988267944850156389616230168954978287298179275138767239403986923940001513141727486327381860181573182705105838594071771 (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.