Factor Info

ID 180460
Size 454 digits / 1506 bits
Status composite
Value 1560372995627690977600083899209429254759894404378354834082016874926460234597879978461034578873148200845753054563328178506995590280783131777302735097342290111735200594151198165258653258320709633448443136167883441428614163597415414860518639104250914824495896697873818962994979097571147333989317224096416321557507938652761872617742327095894820921850974277389156308693109617308380986237738751935231203280032708983465168256608475047271292305357945789631818951

Factorizations

Primary (ID: 179566) 13015625143515884902738968876762788627240401451230457136583796697884458557225856496310483540451714288925577034676175269716979954170032046543651 (proven prime)
(ID: 180461) 119884598582269136200227279378066913867711810571749356601595206747602090087642371785166756799875792350070762236055305466077712331708824099563165357135027351825629211003666561820622406002915567363499840303224111603201682808165179500792276398661351438790054615643044891053850555942641985633871832464201961015180301 (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.