Factor Info

ID 20381
Size 421 digits / 1397 bits
Status composite
Value 2758987324194492952626278863246350084174668185082009130339761702139984754675371618809583836411636901190561490348189790977622390521375976225945812254670968828901450176479662966645580171691448729475902850333605910371489538313124297234254106156686310761064688250440179696112529739326101574365828838907724744072290365262993414902215166422254965030935362774268344839974621876347803279871395596335714619885262578388973855937191

Factorizations

Primary (ID: 20382) 381114663987976481223016831 (proven prime)
(ID: 20383) 7239257853068425373824162113178156658310295077853324569914806023789668520565986857081490798119543820796444093782198340161467983457343881044331199282649404479543870511191351939177419784318742289440172900960126607232401360324944933375733597690496707103541133412209893468724776682158896631518555231288746020358841642851255261038022148126199708134489596495558061438072889346350565901840556513145561 (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.