Factor Info

ID 137177
Size 500 digits / 1661 bits
Status composite
Value 54003913925161340778625252266879464924112266082399090036143253162298945189011118343834251334903444315968253687829929765525920256747698220608276452059235352174312136162677016935582872075942460223186771785663168532232256481821149679017497656447996642579042827157357378687100508820702469011246214532130326063311746506026546437791624763065160288660234287327711122939952854742962803609155927862545302586587371334233010661107415045433344415621265100303258763031758969747175934412996204620439344503191780091

Factorizations

Primary (ID: 171536) 71613389886827945356098340522567739359 (proven prime)
(ID: 172072) 754103583289448980334834290033365595981958285729456697853926786872944223808189668060542100731566809954451122909386102110561666943831828570171550557974214958307530562365660797526397533083922156258391564267494030535290476920508149772201931180196130697164603311568146634931373886546770631990209168424320774711505589242783932572521225250621389879034923947485686352320912660283666911715193212358770405820132212815203377010947615723035698310327163398892490571932008549 (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.