Factor Info

ID 196672
Size 677 digits / 2247 bits
Status composite
Value 20037967320666492823503859257514211858236748528458425074625443946333080457137572733619351719233185932798719181893400977222520676760173252483904465247079479652835713955095848572943626649397367528684059723364596072728441479054701841373112988671170123012954540429207267849823172802143993399017371604363229519794210949931466778754600686022386654084637440780979092016266537746287717250220902064620030656450520795192605883421017911120147300400422540011882181275127519282364573153745073588990376380577725874592181315629131972736275784574563078369050977031257229716672993831622227716070252253700122180103591404182828497263472730585912784412848310188321898742432246638008101193723436213

Factorizations

Primary (ID: 163597) 1546560344500893698747469472508245393978645677324423876501595478180527615547834549 (proven prime)
(ID: 196673) 12956472983363057929374579042122289619406374167572637726447941002050025202434698461046178694762459044436212358810181293402251283983650113195032254750972786659070805989699342600053390285375454224067616425815641109920370455259636528189815045445680734890983055857282797252924271500940067410685688444160553820032998955906506698772866959693837311194796378400097571449540408580990390444200030299537135184576360640055820784678205712984976621991448028798658456824974218736454919875106651098473650856251477723011934018540259419831574792169453638392599696381059117940936897764476374683383374137361638747137 (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.