Factor Info

ID 15720
Size 293 digits / 972 bits
Status composite
Value 24018509849934403843021787205676046169854668954387834749343984352543676954879537250289166068419684585976008604148528087778268050748452639678843540413056526781386838516640183885500384218549179013831334605037152829395259395941023925442085144359788740105609442064462919897951316465480862084344837

Factorizations

Primary (ID: 15721) 63994858283704263170593709559743412965091149660813491864577290551705660812329 (proven prime)
(ID: 15722) 375319369307057431397239985324051880441045570189323321508604763592463362474258266089528867080256519251765121654076722342765547751599914808540012749783469013360710209864971884736172918865930422154409753696593358486653 (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.