Factor Info

ID 139285
Size 298 digits / 988 bits
Status composite
Value 1382851764508788521560136004365553557654583593994162230484705372848330369333302467405082489049532531281321292893783898706861516910016122444535295896053333637242639693329284264673709365544579255628653556640694144321664411903786675633087979006171900695131052357819067757392006430485837661248988605867

Factorizations

Primary (ID: 138849) 20400155254263793825825777 (proven prime)
(ID: 139286) 67786335313294322285902987722574036218657477803613289017937750860865272190170763704901482021596714430119166575803648954820724173974921338235786585154069441874494979371043960321584067510553946688042670160864383594288934856738313392676693720866139955882019527846870773774171 (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.