Factor Info

ID 141670
Size 488 digits / 1619 bits
Status composite
Value 15649661012368824586544216248111044793599875774687028161530759673662781925210995413797456239582852697141264841588056029015394059208827821817986231155708224231598635249386763006514950354879119525211160601807332762344955282107492534495417812385392437135226715815190357565738120107691898475309113596562607187371576196702217633784169944307871763921423145625305179772553477447846385412017828156617319743739504460920602747106574065199318414296674299606116129168906925953292289413044340738028241

Factorizations

Primary (ID: 6720) 23320317172851318360001 (proven prime)
(ID: 141671) 671074106598670187189317705051046171304177582569931677712142939927003404215494269996474024270866882133604360983066469789620592044302552846377380905832587182313968972028712909864632034884156782529383551374223871503506577007155224862778260480546335004813305020961468606483180456350621304192018641145111357381597599451277178361782795709569437172635023768177801223538808929971836122168557912869798919459910499769739146143734937670626631893138064744707731627972533268241 (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.