Factor Info

ID 143869
Size 375 digits / 1245 bits
Status composite
Value 552918076010415323243667571445829317044828497770744252330532669177975814165921476100173422624268868598181690732856449636600595593643647272823533125070150752414346922838629473710900105925162011022003290901131705492077064610525071766867961142071560738694916186823111689944838339478690295985815996485958450414122474898443541494074052115108042872947555159527669550745802208603621

Factorizations

Primary (ID: 143173) 422650798214504680302051251283521 (proven prime)
(ID: 179695) 1308214910148583470025458158951802547563475283247470589488667919822727575864451428774433227738403019350429194183492850230034328560437812565815565728672942493236201221078996059237550181030749951494827231650025918840170368142748239387402335971886255372882303611972526108482807517268325831778325407109154299428560063371438694873549452835464808101 (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.