Factor Info

ID 150923
Size 660 digits / 2192 bits
Status composite
Value 591091390988258751476374350337867903252865668536115462609776952893008102670917188209925039895373794740766880877181657507671201915088484679909695012746051998887546507107768667569855894442518490326699933395884081265117300526667748080258619822137116625879445210129727235014158502149892945104644047496254661878641528210290202308582440284999008017022465557880545418735446775539181589579286750943050968911847031769383097662949705814794539588052486664467332288397667505215214938062763672453142120950534000524693596636025540634885988854493083554986927268350106616049354807888339152640136726756275820028045284449004964018809114514077941744184357987188567832717750346751

Factorizations

Primary (ID: 184192) 1329175882138108261658006447616629071411530361 (proven prime)
(ID: 185001) 444705173281831556016826718146503675870581127159581216565327941553740563702719053580213066549959779651293967280994647685944839211135606805216033105516350850402666565184007136796783370156389863304294903809000452664607370812178752444622698023490756355638321068199526375852015914896342228856609956640731164382169848445996879276927833546017173070986258273200360562269365635833453887836437274675908614397357343306602727806369244685927225071396294430480868040281148785511092193201902813352880311844532668834222323912009898975938829283651903535889411912522158600913735920718449506926970709671681142082446986874123802919991 (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.