Factor Info

ID 20938
Size 379 digits / 1257 bits
Status composite
Value 1507640203382639611597244679504891891340197926587192655745205870636953074756126941976516232885972153111094588540489264699901677823178771608264775100071690609196609379338283472497169548741890835155476365676404691315799921520929888579711973960470812401587705847895733855778077176617549075012105727413913301985039838375789636085398652157183588009064466209085717365690680099084781443

Factorizations

Primary (ID: 20939) 4020226117864755963006649 (proven prime)
(ID: 20940) 375013782603697315088363795581652215745164412788818474259016918156166819963811133984840673423457054003651524305249922670164847348002846411850383851041990130023512667207451846656655275538553550635939029556356203046956448538617191991785895854107463436713431603394401865222102261199116638454126118011953533346761209197078865365699440301150962342018216430107 (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.