Factor Info

ID 157209
Size 264 digits / 877 bits
Status composite
Value 531699809763715024161358180075309099755245810812700045428147662985945586095471978734896635476341896625386302206501527502495840009852036571040461975687398730477046227988385570365586325550527463216988978467599919222020812386848938492829456628252722872002253576852953

Factorizations

Primary (ID: 2937) 2679895157783862814690027494144991 (proven prime)
(ID: 191219) 198403212983676481634997232553989656835001576016586230206893070102062716476404099043191808040943092951726646358242244125070390463239108056554708664947183160533696454677205987024762132549766655482370420703626769504672616233357075783 (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.