Factor Info

ID 55302
Size 276 digits / 915 bits
Status composite
Value 261921678852150806804877540378116902449246186977503679116796159878673227382369278974028599083840533002498971318372964124537185556630606345187171791660827846753513153776248036682238687495499174474231593666390148780521641458685612112465696268562729393872907134454915477408301241

Factorizations

Primary (ID: 54833) 17551032119981679046729 (proven prime)
(ID: 55303) 14923434534311832730645329997362994049936377698607802133811795448034471910924935908709727602561795883933955494387891204132789189729416044052633092448470421641776916954703442174497727309910535219519167805918046441418208377411051250877477447775820135410929 (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.