Factor Info

ID 159813
Size 747 digits / 2481 bits
Status composite
Value 456215257819299807217228007163310360600796737523545479409505409505612016145363966133197225345030847150797904599820591797924704755653927250669856722197100136140886033701263324173676983044067750209027773660466796313312335183943566322251001805406158157180029141194997310101881303312359744610022007068732561136552961232202988679101899994398972260840921999628891380894563995403885920222817353046182816553402126780369483907249588092062208670899945948079816865656432100098646192335297238437262066053150518604242864019026863801930382635240577565724825241819538422820937966422391785385482813671012398730944933729416590283845544281819505576801493082684543864322299885356864643261786737810811622707804219400752476680017636253555821743899712606663536068281351

Factorizations

Primary (ID: 159814) 21712216059016458801847741 (proven prime)
(ID: 159815) 21011915899291483568457620330365241654167801786858520336638576844849349604173863800627043422539076875703293893826344130108221661198821949447800580723318243774494146883449770337366191484225352579137756332152168300669365223425226682701397353351749852467665180654588238236823057668384359888730228905786228226473458978509087992262877612632113465966976209872873582440073384988164184623111875229561635975689627245415177758524995029310909802419666070133490019564686149776403620749032295517747734968836389904666205315500965453203340217791369253722884003481457885180179061882692726018485993118305253006937482402141913079062064813050676830031872515051566649683717897611639341428282242222471968381469270789056077756526635538669288211 (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.