Factor Info

ID 40837
Size 539 digits / 1788 bits
Status composite
Value 16099145969070325446658834980804962108781690804091434483229695786409069793577094093473369481056370728263408362620897125064144445257366688211401407252969407833512479649181269089158737513562318328471229143057849319408738068047969656394159604907644911599421459966440048690356314278272076675646403655187574246973453028390226883787707315381832297239825778745445013757162229025680289677988691652767320233991640140696993385030857629482706496046014462332459399531048726944681370547304435525204275037287024411063662496156371370406815028348088060617

Factorizations

Primary (ID: 19315) 31321069464181068355415209323405389541706979493156189716729115659 (proven prime)
(ID: 40838) 514003712021436217962400821377802539182295467161640824405522956954039065696718257974658542411776146447824469699704133045393470664836027087143158208731803195384183889865009080659818787461803972642542388269502876350415262388382112086023428778041486475962378108678191920732112589896197613980642347775478345902789974069231086283393721882129551347445942208083393871356806024588755595962378681676783978428323530216174305171878272737031154986734315796972781284206793046326566259963 (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.