Factor Info

ID 172547
Size 664 digits / 2204 bits
Status composite
Value 1502888130457809149534378168694056557984629696620100900660419807663489657978156172730932345035126071022320898143049865734918105077228362320612526667366053257819012524473912982658867232029256270745707024226526781716538227871150177956355037251906534879279888839125021416497277384552693957315035963531559410896138577977348619653160433312771306235669719817621908842871136106382273317117725033380220272539794074574112633643040751818066953103082069489623986227935804407665956135965471560432811225327640331465828349781872926117984041104515111269623051570716734370953643322770310835326536629769371679698526454675930353807884997594660676861605966125577222602848556093704637

Factorizations

Primary (ID: 171713) 21681035721798173134480290811916768306604332270047243531 (proven prime)
(ID: 172548) 69318096687917970476774660599477579859053831607769864544712761206327271887922621294247694180573459120436409870011369858589280598955123921894687461797571772346099253933169526336725616858875077907624361160750689343209084774698585190731984953889263141183757167979580137200743708546724529820923366364133394295156805223787833609900221594964921244661634420009340182258881307813909930239740460853237642533905688196298281397135469729212651078999405434178206936446942725524384841192394397302209569714798534029638511462142822013769906729029140604420494847204402697308130109235422811852195460299355744530830459820970327 (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.