Factor Info

ID 175038
Size 645 digits / 2141 bits
Status composite
Value 213725146667561207105498931511551071493558077922665154074477612344994863096119147344014917134332421266184101682518508581136941597631052690715937122539795361989129013255967077294319285551053724378905629484064250097018090515483911885533009198921112249386063209196849252642888131690764485330358294983460442972919838705694983723564984008378518473093572493390632362483327086921402828714657346479219405450665716179474446489923829459690702582597718271524172121971825205551120041318183865206699901821761372880446303417699910496560352482650904547053264979976232878143311951699159263968408256679847418628972398401163488794546148513024350024120941191359481

Factorizations

Primary (ID: 173852) 831104803596232295006163713627588347048485714991 (proven prime)
(ID: 175039) 257157876771692024572502388917119776624637023886129371937760377550916227822170452738109534793000539134455736942555863424279732402333220874485126772460402352138725074244990455186755214753267447929772731280592955610144390953074704540743643213264771204280249803503065631962750639514834568565246242874842928525331486684798398919208096523357479182630796428594135682909075520342711648470335054529845326355186512565445847126897269896946706622944228054986359961810920950892538432759567629784588163843606034776218926786281920120742045237958634739539713485366354212820402596298927691512211384205793332578391 (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.