Factor Info

ID 181407
Size 407 digits / 1350 bits
Status composite
Value 19210418886774810591057597172312788928862665214282108247381071145624915255663746108141773449319317727236751776291736828028624063484304449007467513624249479664785916574665871583966294615716542027001197279703357953053668875443668517708213287524149904048741389197908325303541186428486268066240246816450934705162301014151489171404933852182599521420716373218051252996775420342648135744106236681879410961150642337

Factorizations

Primary (ID: 11518) 19149704835029612299033896988868835457 (proven prime)
(ID: 181408) 1003170495434171761549494289329350507967116918351737544043569545056249605072833935868267143881262463781500849425735305402416758240041644665107116728808297950902909848738234061171978900430528652647451364117990355100378568731849914021823766340679526184666309440535190344105828728492073698448035224591989363171539580068106209513781814630530495792701299459764015351579639841 (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.