Factor Info

ID 31360
Size 400 digits / 1327 bits
Status composite
Value 1820491989559833642703190333787830409696241162539988928494293182029089402769260931038421956584474729679304928575826480022423940928000539626321988780766630414844648697737824053903495580686625729026944569319336633233929521704541740399471507120565414580091817099496218742216509598496751849287313262963151479200961114433633533770183030021167028571500365784751391099750754274483570650995127239935480913389

Factorizations

Primary (ID: 17135) 2557416027956978760642963940696149459371531995054030328765509447825027 (proven prime)
(ID: 31361) 711848197422206127813618959124603778773233890347003702049100685681544207208112097502298734467080855663214245194435410749070786656429479893262156511036107670997330538784134659393240665726136192914437784730599199476365156259881213067376565928530513500259543622171557670686436493393415824832442971373326821325858056515146009544486607 (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.