Factor Info

ID 173511
Size 867 digits / 2880 bits
Status composite
Value 772585787021271098455289941272901132644973965404218569854513970564781294170179793855163717144249467385010669031902708047615415288233460058540984033815411638604365058777017950517528180605702383788083389113939337861655796424728293712652985876519592179857480197810832522244962261340081971489456015544901613984758063471525615362915785193174994897915631805923327168756423402555525677234778306357879345655190954008839739950873298794424753452635836182278270532303369868532152519372550148838226526383259365106721148731322528620465109460769430700729324754921182456560025606927436777220692211240840569214944356326416098210961684904317746839422966994272119285497710725924933464421369911522657641393010742797262369600805897201870056602272879834572778935733510431834739746888433994718717395042638474251443188385087246519242819993642419957453379664475327271794889775448780088120449

Factorizations

Primary (ID: 171407) 561174028482240485639333161767823275100769182134266589725927442433 (proven prime)
(ID: 173512) 1376731188203449040698017645526925790970291018316391196959517668014666544205052899149476421799877699101876422577127913261282718226713531829851498372250784351561488320977877078452625917193700918549856191964579896083977632979740601817688517477318027150048971396429328734820568793426027496500086210194079229773377495036033739528957090873320489842454443253790578355903370761085345136124524546835186642574282846159843517133801618433959996901592711128099899612052605506471816900292557794290472355231360876869084319336390774496873389510189641434492963196896436135236084761035551845045739037166672144200279048405589442051318802996380201114155659048957828127212270028791615918242742186400857618789174223423670896542664576533521957605376380175930582161402615385100654284789278409484090114628445797354967948135553 (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.