Factor Info

ID 20786
Size 407 digits / 1350 bits
Status composite
Value 15076203272406549525276862185699484204492607106140203539816182330005023956347525895648564039732309748993518448685401885563120115849697159726600012744814777265166048718537180308466210057018040852500654698325817912446425024190834986593140354413612469948655165711510796158523104680535348918808694621088171558127064144334563690338144458809660651561083441862538127356270827557414318980974743885861720627557464233

Factorizations

Primary (ID: 16452) 21428622089774767159447145142284385968882142917892658511907216761741 (proven prime)
(ID: 29006) 703554489376176828241538690469563733556639934576297607615889599788331136540557449284677391772852849702398786134190502917797579163174045568827443273358937659101552269838725242339841794332729277046039097917447567153155130575772343038356889577036809356487979635977381013167684666544270247791899685617857639799307539121123284245824029964137613 (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.