Factor Info

ID 91520
Size 501 digits / 1663 bits
Status composite
Value 318058312667164534204954291942624018537693976476093361661302102204586333646715235971980588289140389349420788810035966356099887970631250348597995760397296958485681983595375988139398691025403796108646816604524241027116588234344039516345340040557720189158632357924961321736461871272483143331164690455716765581035644899925575646851183463272850217546905298273344561334065733499770540699909916915850342677728276758821218726240270593914146614728320771447714444134979768811599502526958759795693545915269519421

Factorizations

Primary (ID: 63572) 135430735969739848760846788881991039561896489439256464258255492665794854732439481327909879488616690225652241840468870134541071342289033578122115901 (proven prime)
(ID: 91521) 2348494308841608356723336061259932412027832790747891187317555786062991414643629893053458107812766134775057771734011205733101906273291235940367219618219722390237552408968367285905797250736143926304462284897859496618215561217721410584398938278113127718905442387485326047214575671960617726428011635720561288999221621343475362001483454944201719925875050635521 (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.