Factor Info

ID 21565
Size 571 digits / 1896 bits
Status composite
Value 3347550625589563865139092947879918127060733932983565205485514440356709942291685179968408573152844239320771890123082470300513643860390003871575197284906230188777116399330877911746163274663508152207237361349058492701559356508047221368651449148913293636769129637097781905897496929662371652506845200137885157966652753361181122966570540440432599518356699052224507343060452023519370082372736931530158439130477309975058527795025562699191437858003554862020775704881868181830212069412396402081556266187954763735612174915566484243579821241205185253238680130413162896482042184394309

Factorizations

Primary (ID: 21566) 686685272516592525119 (proven prime)
(ID: 21567) 4874941635665669928279481737842248390252587882185665815769470675063612018564674125332291764568489174923046568313131013340279943260328893712419462672809003766880773063382603803278522828593188341054147120022615044031634752355759939076828181043371819761810754561134404355406545440742921341485889158570587175828822674381242264224769754893583613733747930016105742876921775558065271009620289590907880281415652572322532989243608643005316099361563552148016881493189489759471169134694930798967780589038503261390843639351207271277313636764447881063858606022011 (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.