Factor Info

ID 161823
Size 544 digits / 1804 bits
Status composite
Value 1123258567750062181320791594700264420819749649454072206434772399528272726884972129084850250838506907278575575251105473311798297278721451916174609448071696993729925917436701924932662895014727213023638914814522248817792948212470759003133031067428190547720568796802969360909051999811673255383395262793544656046813940194964003927681155626147229625466179977439513348971429486523468550340764010935603385985853295770730965132198744004153272656818340453053085646279300189786654811412390470369102698745606911759437530395974566920101934031862288012088633

Factorizations

Primary (ID: 193550) 21210336985473087410517578984036896236119526685671542407110016993622228871564767 (proven prime)
(ID: 194105) 52958072685001632653138275492880602862038067791659294376295444791938697500380588894967653211832730604061370563694766160839127091281209536207737393277566172720124748167632549549437022990584594870476240997950735579994730487774592989937448491443501734532192998289403860268679657014643946930287665749492168880215809643677951573237672764964947869117009468469377432476572961693256154816705172817651158519042549623345294659835807557575844138234095266346506279745682100199 (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.