Factor Info

ID 128260
Size 581 digits / 1928 bits
Status composite
Value 12845468404194338372531296806820759163807569791133624552444666371812302434127351485235598771616397229471022110775149130072959222322229454156919657899325685648417801341429307106567365444885175979687247972113751523348046389166574626098572820241012247178870454952512184892910000940245130064781511591092978485297216425400543361701441328652299231203371750726638209461784342204878814687800671876744689118144413105131423669855303682064607905772919851595643484561281576902796666837422323392628767224075087337932068390533745463931692062379587602325338958896177702546278189011478205287975927

Factorizations

Primary (ID: 9757) 12920907216428060225679885471297054928461628797436989842420736076619 (proven prime)
(ID: 128262) 994161492612700871177067066952045366102897078247243584333742086393265279500084285855018156578831419898724468009944554843441490575103544969394884721983107692793250595211044696972947517816151785354075061549738900646963156422554764474764718188475530918175833879164684382195491655738525198364177480765223898917390791878482286524165938628670341134290147067488835944350010760549231962721570690221827917236267105477416061348928950884907841964390511102827975158261215154407644736972714175490201433817789595639047976102533 (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.