Factor Info

ID 137312
Size 555 digits / 1843 bits
Status composite
Value 523563993287562602343174507703133589810317066380595814266456981761239617533221616727807986072472861451448556941836377604114896001507290787341967992268597113243997845812159124117771640817350306939010986440784100332177526178552745044000845252099603793859397384790712163843817205213411650043421528827795718636612436065971502256521660570709788250071700811028030215917234187655588054731057611325029536746482331608329164041738012845765745906004858974809099494815465989931332652695520303137402592988380359054638200216913038471558595370075871940896355401680490053

Factorizations

Primary (ID: 136401) 1817748739889319695512796411 (proven prime)
(ID: 137313) 288028802770311213603084253241952821384498750830631375843074579890612222774496710919452216386649943436764183349443942578434461999159515777746364896568154015230534555754011271192633397443175950929322511872960696048439697182927059888713274073293456520358189412979023615714831155470415469484292375562765248866380008818299728830637108324954495458581237958690610612656197134124874393865631588905431756769680852352207066998612230501502033921870034285116351094550830330768754560108604169150574422178205739736323125473489364553833266623 (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.