Factor Info

ID 131053
Size 438 digits / 1454 bits
Status composite
Value 305555824954189162955232886775399845208410081859670723100486362863277557587798182264792231543773798129410357660469623838909699053493946438591864760981849870288388679097897655684094840973864351168872316643228644400652417745592131529586367152157047799595836188379466397651543655471493851078434249523787343301179315946290248348779546720704447201863105098574453664995704179919125737270913759957926434270984507906003923068107466730754418211109

Factorizations

Primary (ID: 1445) 21284700991196972108368283105035875425808564155611353742802738008307629 (proven prime)
(ID: 131054) 14355655035067788578828423407707105345214998981408407532509577073846127254653478441984212829991603041089370540406533717094307343469649935992645188409613823546218592609478139137101532146891755851553949634883999233501533940273678324616828289531278788898956172572559134471366315612179263572226175675408901683646393628996063918574160069950681161604384548338840723275372121 (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.