Factor Info

ID 21060
Size 456 digits / 1513 bits
Status composite
Value 147718498180805873081413255393392641111753907463767382149934775461605551574687059939835516864153926232219966406958145482772005206034941520155686186548002848988704984729249771422464222579222151780733376684013036673286212221689625525820415207959124789254463639397875276853468956424599501788559653108095907987120633312610679771944882327584736636003393536840504408289198106370112465637392789591917982652205316731704518001280475043613646192963355230700106892369

Factorizations

Primary (ID: 6903) 1473534596915206322445556077174781171340308026061819537080103719298166168947549642538525464219037490151421698581086237756602026720817756235926209843391 (proven prime)
(ID: 29368) 100247729839563615458832840020607616356460091960314589549520847113796856705502303579218610493929847603889195580753464681785529995905787900978615337996261020857680619621633315788756013418086976019835336788330661907917142700442071153859282850144056539442376938431828203808644656218733320668935822152669765359 (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.