Factor Info

ID 21181
Size 528 digits / 1753 bits
Status composite
Value 338506750906730605786278811147648678217365784302954512640792285626266026540677421467940025079992149126973286237127890775969505520233363117734707680890903406118329028088201336226269944553510085743411071910956636444229162012858969005238282598552696903493806001860518403971978858353734703969643271773702740114375268358588739261828897547587335423350874070098554628991150341762713092944620940558506397211380392404798681946848802912615169050869548997745662994774004345986535025021609565472509531949833233146035159554472904347065615329

Factorizations

Primary (ID: 29527) 80736514602216850155774969456032681 (proven prime)
(ID: 29528) 4192734261251301801751308338801548971870700409026952535706488784667392027694493314217907910321271941747032953272262033619876035224126613535253815633624608789997101543194705991058086417786497823063497803915657247092410327505047339918159994883469874179306851282834801668973111993624407541141221571517663227725250895134153731344957632675048876189437432827377829782084533520099700157140187474807129138995711931240418302217739099775324237804985304898891855105187711563996212249590601494732644985209 (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.