Factor Info

ID 131549
Size 753 digits / 2500 bits
Status composite
Value 287321903572272699158214921974414757680554796442374987764412761382629340177673610133180887152685746200082064810130433955957782695191792898153148565203857468206438747884773345468647090106480919783797562955462673204839610119618529411636714942567731246143921252980324192263431196350059494659123048631656262863828336112944835062723121069651421726044827227702125918786795244838341959767465349430780836317769424186134983901753179875441363908608752376245695428995976881428589536168232195573250653920301699465944290595091543592717772589247191003230438285837439723322393358714396926155866192206379211282601559410530260221810135862061084423407755097612467115370442257471260117615769956035735342053593534431470526440794406618794543195495405762528609972284767326241

Factorizations

Primary (ID: 46781) 1320205494936561353743579261001195195710848308939065785674770423953184852177285498385311793375676124274112807366808009249181298620465954805321329752696257722210134762175829100125359007023722413033538986671308723326649233863224259590771836325911432126670974122201 (proven prime)
(ID: 131550) 217634227909405209645676356385447857036774580020492230823668442335198630027157626360322113251007219645338385175561163751858038865614570621581002609403428294822590017793764546910031695039926552763045094495205390182699803749439117851384985889301352992700582610551511035046470428709832466610191093263194193256211835009682193909069610559377088348976519887983235063351109003774965851096499490865011805528282786937874167558619487178516055125505540996834884082346689032476324644488995257300053116041 (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.