Factor Info

ID 21481
Size 579 digits / 1923 bits
Status composite
Value 393453408069324171991791854702624162302823679539261335792106209531513307883466312589362942639724372536099284187360224464245087796136831138409578299758719433525053683034417499401938508015222834719735278316858121185704489523397675743843502460416060615561178709586673584290482915512733232398974925284595009138491280455207809786291908442399984435686265201869597570051704126739517259965717741917893519936281685797669419738257399702106225662289257587962290421488178249710959722693927660149093558426331471685653111694577226947700481086285427170104573558420146012454311862069261757840151

Factorizations

Primary (ID: 6683) 58523123221688392679 (proven prime)
(ID: 21482) 6723041874899667005666701721028186977936256975675992040564785556128107356422367516677681743396168053620451281324725154956968347917579666380471276147361249841171098449012241626468649437054328734904372015085804706482668463779035381242846841506003686028911304428985414554439489912466731653052602491137577860297891183089328730354545784117585996795538393169972261900073270852244903820346780111448756086310747000796955456525455972474661495368261270424031304519721505210074164633388786585936402664087739455884960135994628770393233730888204626269381675354355616530769 (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.