Factor Info

ID 53406
Size 316 digits / 1050 bits
Status composite
Value 7215166175865881059105015913741052454801283197591003501713988557727333496344700058892200195866095415956681008400731894423411532279390310171779826912534856579973476785147371933043604676491357223653486165953881768193000509288946123503146185029463664698935828789745628497247308469064363268557574662374698598089485661563

Factorizations

Primary (ID: 52463) 4813672836681861967666457690352914053 (proven prime)
(ID: 76781) 1498890020294649904319191091238299971333143847276856738504712314816422928543118282000069839841336001118351926838737467223721579948301538144769061631267765368507214622060714088151899687001031011766873965800239230575303632277970298210043251405519813090591164075444405862305254044671 (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.