Factor Info

ID 197658
Size 738 digits / 2450 bits
Status composite
Value 173962938500413008554975698557070120438477811411629618057375253481950736574454570137193213123355159908775638734958782437836618991730089260994039119699783563481059206588845615052108037932492221814818784244401447311329947001161885143800595240671739168566158095528971724326214085000505951776593768108438096564615793417131646092346741771170237733137291612175067855914548524419937605062918131967325285979568091653084404483412148527630677562876428338382768051462089380741686369600311065265814441405935421441714807023060985504225487533050758485278609699384812197729771590559200189262321108026535063047143234663364770574571930885885548912646248259130806878263336460421320096202298032312467595240448482943952211943491839215990963646161511515328619

Factorizations

Primary (ID: 31000) 1262399687013820450821465131661532266367566719536571507703805450077992967534028821105944824066406612254496684743187 (proven prime)
(ID: 197659) 137803375816670733835875486283278094002424103831121686938141443199856800080164976644128987396010758675817542670591476778005107503932731124349022948597301904426973524242683210055226711157096465008740095526100012609354176003521922601644536792746021987842407396148069501892074785999131843397157660926621833677257037559724289829196562618607017258032144402193802603898033542831159169849723805482100606504758180580402210019287887249699631165513642068566897664546455613597436557995663071523996677579841877581487654913543846108745115553719279037900546349237511536032590133736001492709813867662468538695208736378351542351251665976137 (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.