Factor Info

ID 128770
Size 605 digits / 2008 bits
Status composite
Value 15907782003272201311072194611973676136556272166878607138864828814714861409189404843989029790848327084894278340303545122424124409122238058357222702200490695373219855065911718184057169483814737100561340825130984992161375666906899679557325895940751240376190343794092266617008058096919668985775446192813347871336897989478563101682563619282002274865358759855799872523364934643194975522106847523640463052222738535065720919144273236449595862548194877638143814003858829830447175395551601964325736567991188016791392363053490425184856459002935820349433685442228820403880778041653519235493801091902835675940691443139

Factorizations

Primary (ID: 346) 594136812257182681897039452124129 (proven prime)
(ID: 128769) 26774610956754241746031184006359344598580724070576343776788871522258739315885851025765071736972110235403039753213789669465689941109878639064050895343516137013529848971166151987664618803461005046997430916412022574328594253916903226429138622969811055711337486774870397330279410503861471262007578156205198185208832740528794071810635644541482563179501042011857714403121435299676034127186317136571037701035695539262228184243945033019570944635161720306190819653515094151257535879558661619208854303106482613027856099947976172682751240607428259387341816672493965671233075556230691 (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.