Factor Info

ID 25272
Size 640 digits / 2125 bits
Status composite
Value 4008779272921192568124284085218412147869837112788427561274104672271018246393949205858814809799100350883651796655611947098597412125601926591654547116676155370898836520654297478487585031302172777526710427857422644950780355261175769489567520381212819256111644183474639120098825687506984910533856123097073001484986806055638106986340091111403157097663678351916496748157803723156232841035972986608625886391138358388817429734502490073420722128749454937546131034280691078411319499964822090213774545468592199566325539088673500115227887703130128840665215226487618883725879725927245946733245453497241515919150102985346750904781731283593865354014338157

Factorizations

Primary (ID: 35502) 3904521800431950367453781323 (proven prime)
(ID: 35503) 1026701726310686338126976649932120070575081055257304516158816440722283662440276919494859555635784141914273870200279847910388723892946908335463636232543027459052978471891532351110589150759030996698716087621320721680692036055301099256232546219934412940201535301630163779688270191959381473774385654888246277745316457551794157622735650766831459702755784183847220562742022553517617111495671923845201192963671796511135098546443020477205127562328348167105726376371742232470594406278839162749200933263451361780049607865426089367678381441379683741838486464306238875923604422695731958294189788598162537670657419259303518759 (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.