Factor Info

ID 127640
Size 499 digits / 1656 bits
Status composite
Value 1768937371753702843817532252659708785223402024009814584723193785070280357260926572955741932497769948097895758557909014795813018188790501615981485877865329074814334256524767129611982603049573233128165916159889801549881937411369376870189363804717704453731023953586669151116906621668231226292980983775183619428023887201268668462210465927045862979411151584451001371645268879801193497578689865675945343895544559214182124877219431034848407250589924555406222684603617840766669257662675762444432393531183579

Factorizations

Primary (ID: 1613) 1136295084369399232583477978636392410583444250234378835512365665491127081816055498699020382931 (proven prime)
(ID: 127641) 1556758799793097879719759184721341549560114962235177798757262175914220996764650173205961994254788786328729907012386633518116358275550029449229618760185784817782263833315606773563723504463406365078407577756750911038440852848403237542008153348400523830339796367110821538953913727912639906018026326985010060273260415726987285383689035629815839342513796039816822884786956009514548634717914072992555231341621209 (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.