Factor Info

ID 20858
Size 313 digits / 1037 bits
Status composite
Value 1240013737912794793353472352937750989185484093024981716746770213729611213425341909003606025035839102382858515234900755754426784851375125411997562876484067489025302264415080481692354091847738269899599530944057003405307651373590563574390469696440795205519427099730270397437486723885726530789666751512930867169830297

Factorizations

Primary (ID: 6861) 13012873776055827785521 (proven prime)
(ID: 20859) 95291306075254970701552976790208093285329141010188647603044438893163317328114118233078234021879808883675408982411884311170370435841661017800321690760856002824621658589968185176579404386553897777474382332211258436738486770666023679118151388742178768627035397555148035243702724409238636583657 (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.