Factor Info

ID 131406
Size 838 digits / 2781 bits
Status composite
Value 1385804725893421239914295360947266677899386724760597580989999049882018965462359498993643437069962257263941072054246075217226869151195905068744032440054689141287817064454376123645969795059294453278973985098529921941889770986822633789629156932286193578407142001468961061901306962716042139009411690363754383150036798889237455554502618790051376405711104613717170765240145735208704000798768353789483360258937445569722788131555852465114664203740329171724413757382309037604943913100146740637993385459828981970416788711126359136915625341347916283507639357915094202603053371322019446332344663961778970166381082560871058334436936556808255931833179893428519763491440482602962489253612752197375506767140838821178975965828229800535966860080336047732441134500994272420454640921347977956716717774572832351351646571406498166587190176622467788535676636351

Factorizations

Primary (ID: 45945) 2576911855808993482603179999402529384959474353521484883139220303523598458089102776288301 (proven prime)
(ID: 131407) 537777309988107024732534657419593070125829529848468556782173286264846640019949889336219598285168706011677384199350196107171335272335285593786707892733335490467730530167023056887367424140843372458810016980833509488225360218186490030071541804752175907124597074002805423688483977617965847029327209879847071637009125995363280049036567158510613415611305051691837167138811610545526464471098991767327630929752699984382232080795728279653926972280183091819287781240189732779186118819943400861821652496958232224720067996218545588431155890021376823653565922038035253573300313319833081830796422995729679476591822769633115577073087781435704939440468026032973031930392153087232997736946553155266781655189574945988342349152523500979134843291581913789862048972033051 (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.