Factor Info

ID 168389
Size 289 digits / 959 bits
Status composite
Value 2812870131216646990336578394747742951607670060196033025072866460152893570391511070935370358594566731799815729253840283799955948383918524971666902456284045526638749522797474788159946134767798429500204408279784120916267102707639943264928617812379742430693196217341630778329931277682803816763

Factorizations

Primary (ID: 168390) 538235381016666585866626514626393657321 (proven prime)
(ID: 168391) 5226096667787704951108749032460390229392879625802224009447401807135253667367273740823129347875735167341029099813219212834228923727201737926378283038535980948269693427830499969853589217278245784035234019524377093247295459462526039534609637533652028803 (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.