Factor Info

ID 161328
Size 277 digits / 920 bits
Status composite
Value 4776847955760967231861278036979670299457245004172051547545704307667446387804574229889944078065317379392369692118867315785793387004753357026844955531485861003969040869835701241830102111757894251881719436800175837350946151048424000564180601624967859996625127270451006858779498163

Factorizations

Primary (ID: 160999) 145731249475360409207 (proven prime)
(ID: 161329) 32778473889147676698599307860733180918885477716092905963182273691892603553393243520834090735149210019987365639162871214967764541266201193242493368003334208773030215689062601299065463193787942360952975951746900147984797757470682778254243157199202977436447909 (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.