Factor Info

ID 145942
Size 690 digits / 2291 bits
Status composite
Value 397022721105109078658527710198139209158694294400636333546007926957825594750307940020192908581080673725214686204238774292005942840977542822947694913883234910646336647369718073532567878087973403000832908798389098824358657936289685536135770013152198906938943541778343309408032094887507185585798078774832215027397609123727651008252794113648306954477921798549007190139259513238902937725685801238764969768185358189118513489263970277355015839901736909521226981706511546329206604169513594064088733016040452877252498146446297617734578950237323631188720510827543764340188356597645329357256875240818849250137427958492570803309977654423510375438400572500756671587357735315647997931350029116874043116017

Factorizations

Primary (ID: 25761) 579519470436095816296129 (proven prime)
(ID: 145943) 685089529099590737184224483841777714800346940541241805942188035177862203615224897499764935228201031480404481776182861553389482639363047140716702833632108644858357374375904590472568184898310153962410134657450819109689639471137932763658107171244784275686520055685643594940239737409919832267818559793948941257269253491311420390542882987498090627086870389156700232323726642153564415112738634143421629015784858550435303132182867341862589300066552976653930195315057562729851862363511233874377526443732297406204387395779662648763177837830691832892582877636108157310390181885711769430715499927022602494901880337420627478513146170066148830325768282068032364497506111753543473 (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.