Factor Info

ID 64161
Size 466 digits / 1545 bits
Status composite
Value 1185213273715175498400114925348958232136554443856539632174648165460461027777387987688253765330637815358901551006383075688392390281729009509974609199665894191156314599176925553253515832915075916637396980919964332897980546099002668957271718650809404192230913726887958273856197776076419258757589115552995376027190389663601693699010859836168833206717907047758445647144791678522402290238344508974987963280486133093556526686384191437849497362837059853537288940456612241461

Factorizations

Primary (ID: 63880) 4375997670680275555605273053 (proven prime)
(ID: 64162) 270844128107345829247085611330845501560961533222276809170945792096150356790813357969497043478706801391917970245717863875065167638564074073006371074242344589686092387789004057374587775703778189851684690134903365710684513350640529519312630875099087563607356240509168232286136859236036123755156053156623613012776039848689039562516112075739646096363210756983395775430257306294486122544960984900272326782382882585962372153121427405723982804537 (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.