Factor Info

ID 53063
Size 258 digits / 856 bits
Status composite
Value 250521856396315584763525713135829019955717443825998314197358416346489914556657435935573634939193551375836356495739922022320616249309373952866470985505557986667452893682400865076009675525057090703277611545586028300244753681760778334318998395874639841548720191

Factorizations

Primary (ID: 52475) 4656868283889935515079 (proven prime)
(ID: 53064) 53796208336614537737867871896388805784988332561280867890381253424099760324055440607725023870469108020350864768551858388522161264099733925563033263750305074714138030898067996282478216768460913258954619615209655347663745005983364765725129 (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.