Factor Info

ID 197319
Size 693 digits / 2300 bits
Status composite
Value 155985585733056436632972158565950421171839194658371114003127772229642769342655654192542556170890833574754897922958098676797002338879993245085961496345271042246840912685537639792587182752643100009371026479082761358061265376245169025646701154188407161704328334989390229749112882682254082074677235989556679163748542940430584743371389639711015254819994906353885176978511015304473705879144360706235051544264280677610065542679487856616184289745456704669875577124595079426193654476751937975185102495191474083024994152954520713528741240170852636715735049065186635765519365094879310613147307760546574466483962097144161014467689547237161867443477559884225834228477786912799024123402241248271118976379103

Factorizations

Primary (ID: 17578) 23050773380547814767328252233513609760669572435905562297160310174393314761646302340751339438634609154835590025665053670339442531 (proven prime)
(ID: 197320) 6767043480835667748125594610151581979013913859740729714864432023629122954513846182569119384051456274807291083748481158378782162256900199015908186353636511786184000299039665966686210393502947214967452901451752377826060282550874188187939456751053145295393230201247488082558298856204494898040391360490457337885531901014750528128614242547529461454395522260826487632073519158008228211959220744730735644153129016677532596678865137235220574264357114431299502959244748025720416398129976569632340770120007717705972678156707480467675435075724296675462389752286564022389520213 (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.