Factor Info

ID 172408
Size 428 digits / 1420 bits
Status composite
Value 22490519128678365742500770424825333201228787965928265067547475098568134424349403386371084714335453732646976235334406252348377000727877841390450416037473903073738133037349160534071117807395187597494271976498385176650453548887174006349646589032427674315411986456836697008641192898244585214426860422871467708756496625118824881007508853958825501724893150222795401951037819962321860360070957126769664137930560891427222996666638908299

Factorizations

Primary (ID: 171378) 158124310056416991684436337187816394305528216973 (proven prime)
(ID: 172409) 142233152642082669974283070013760581408944124287064297740640378490479823401369373372985829007915398198935676995469935103300560179879561119390461406329821272891821268643289903611146486819868464632089567130570300232310227852677660680172716286620285952526504983171131304300081277598339848481604647815522187929260361316108791454143073839344733364352820760928130810892486474555761843063 (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.