Factor Info

ID 27829
Size 654 digits / 2171 bits
Status composite
Value 280305404858498683518292410060058383782802973690481590129696405166309721049266145627371768009215850588190826615241237473701341927466138579982036984955318072470474081465522214070016594656460219603283685943948313084198073405882589360820044144196737111737794044376774498022892736530917684421233438009036219880992625171281821207850120456601930107516357248950325083837417478544015772488556596732743075376859995632051287368050155009602416689193563508220899123835825343261333560167565841910063201127585139299939475439773092086300855033649617392105814039147555246289441632487166487314637826333861928147903357548769304204266467003526477476681508411600967644124809

Factorizations

Primary (ID: 2141) 11111111111111111111111 (proven prime)
(ID: 27830) 25227486437264881516646569180269627189267434097835145807944569139308853245892032552154852209361885473262695943893804991487853400431391410248298207179982940436445150313968799095705857970584559452286488793535054023172349471417368393014035696472420513740331604350874429027197749603826100342201281398309298050292758278229347001687013768676956003146489022543216027105399037959186851684241147696326468652434242018361579127811038293284401117818698826122813765156402467881781248552732489796584505913968189861892518634638717969665695878214811952469219920482062120285574439123049804479520260114438804031356097381990381766424295591291202876719 (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.