Factor Info

ID 146541
Size 876 digits / 2910 bits
Status composite
Value 648341931850773621580336832099189925263919463709773016176339067577853054525002130303967020039416901480061911906685047162659280371305473736452246236349757274462486167714976612252571042081862376332083931264164955035081342197763734986409736284342433183478596945188255980308811032672878240380335891936706127858946234325841289176396803330722511640476452016257905719810631615282815002822687667181041213203592527675244728892967816703889796727028436477325434331968202359034218226941255865765884283578027119887541860336950712033105292571425977155721475793268545380130591203996056277056248629882994470452071574021868904803964262335271806484652051159745080163959372277111894440947241445304161683649482282484102678466650026457995507780707539213175309893999131676288005334488384828346640234290520628616137722309884344721327682102767012457723788613881260007919999959337037987664897043587793

Factorizations

Primary (ID: 4493) 41019075946094411081052200020897 (proven prime)
(ID: 146542) 15805863903487197607048811398336385723655557640056974202567357053688768518622879088913361240195061753181893916132264139242918908641323245648905642040990067870940246808291591440024315558684969295184831826055374527391158767669411271283894058909367622816385012989613621945538891276822502583096990307372398628084472464600123722888317349214464764241973699341004850876417574631416680471937271847386535405376106285782287976847716013906715917987846175218070143217080964263145178615006983508390179543899827577312321176798503099750304495220435616998949300593397448957944557580679819210405152568976806936084147535641997564666175239136416068084269349034825520021824010358549982280764844186373987598588777928122068251154053645704001392421019107835446127286239412508939244909604271874786253038841661914870695225988185353286654920797453281832168432363925694769 (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.