Factor Info

ID 189305
Size 410 digits / 1360 bits
Status composite
Value 19518589314507004748599575316716596835975594856907590158729252729675549652931118158251506363521708112131920903128483063341550643564517520905933351865130124693083613718723361492526976967669483734097167121306751707167362042935531932415529064360551406729024891088924094874581669158527020699430674276038946815280864738277088206801677253509965336616857157560938851177795762035286368136746819614598240999748273571799

Factorizations

Primary (ID: 188767) 131570024720631652108242182219574204219293090070137262019264567691804717046030582652460243523043658514798724836661 (proven prime)
(ID: 189306) 148351338809517389537205472607158070239623314215440293016861731336700753207538596236552037301030030015398787384032073741616155258058920412739065916152750805111465048374952840513258857473974306239576567954656530170903483225051190882367006270316333681858094254436011290296199642055240601852346080859 (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.