Factor Info

ID 159538
Size 587 digits / 1948 bits
Status composite
Value 19436395921633038096191922744456183876078693577757563327145141551853717895846236750925757381373325103458858935411948923937549887531492393298901259774161670823117254618907313072078795644778846216828061825273177788780284279819371370040265341688643519058043008421639842988901250503456453186126843901208982153922794656232703662733217116327234910979615988362792663662331314028988038503556490976593379830292515985642550830547021138831123221289614723384805390189635895419337556118864726657565819793257201254981790714517018834767350823762347420148002480148194846208830140617500775135375387728979

Factorizations

Primary (ID: 158767) 1461106583208387755192310613 (proven prime)
(ID: 159539) 13302517519942592943477760495027905640695109499944859828958983845924368000199896757499893204635651605871632086599255362636031263405571195127472884554234325448507861678185565196695254657806379829859795457794856097900452754641165970698390079219723155183009201556429110735637453195057659557664097911146513988595924088508810586762298920987758700937224631892835421862007034982112555715609568248713156213162014057424894743167316665558535644802307642301750620855801732065501522402430744338835626553236600255387849795740952070165364050876442765990217031118044912363783 (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.