Factor Info

ID 173105
Size 688 digits / 2285 bits
Status composite
Value 5384378180663759446926425852309388232558197652177725680325408690224971789667749277483216293608843272264909012985687444299972832134214825216016901137777503665298568945169242767406495601656535220138145436733580775268585721350828082788985042149890522625386016699422330551373905197704846930511089800496596619517859118927938120291826337106074935766485109787145774722699464130565081430084915306037501154206687466209817149865563999191620341928554415639165747465265571572440563222870566565053100746334693787766041448652800787829650671768676995788917784021993577423467775209212907140911946524772304283215656461844059210464872672024766199273089216385692916041195956621390383264417398262078737544617

Factorizations

Primary (ID: 136470) 245504283249747627614692981238470997416783622791639991627659963121 (proven prime)
(ID: 173106) 21931911367861214110661244878828875046928611478225337503598684692158541230462277424141839688839829441496051993061933058431684254755035964136082962557080021495050110236869374370157839508207840512523394350242431472548986605381212838685415277214892900564561523147169323383451352867626469417755034269588757164796790843600549281112948562476056953517415438618851703888791537246056574696339093136834956804444650981230028551102219196982366706406194719734536322066940975157809456476483599430846209146515517965493433809871598859015875201668267884530189055583846668120342731157220522171285466085277468489333162228063547940474080888377 (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.