Factor Info

ID 197509
Size 433 digits / 1439 bits
Status composite
Value 8178611682825271628185707716728137576953126357047919401411484562317309424403810696931928982745253403820403105302192206081326073013168768763435395896079580987256411866622000621457254458511954060778273832316328008363193411327885431390211955640118199979677155426924404760194339408974446518388845306297527803814999296426622730928012488493047461426655288751121162983802238987337778722405496760934300521766023791142984673059991347839675739

Factorizations

Primary (ID: 197510) 192083767017414988266050817660073503741616950558855192051931913484968946627716108604903830374914267579403343703359408004656450382301 (proven prime)
(ID: 30922) 42578359482526027290009485220239127028803583807771527725272728605183535245023812048421938946705949629303205737915541989974550355383780533400910792812695837939384210488297797580469460893721351865478042569896350532492859516546065299096274343654023770989400402913910425142886382557211967450786161372966039 (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.