Factor Info

ID 207539
Size 655 digits / 2174 bits
Status composite
Value 1515352462649749959755588976558496945335749713789151147188774482585655141315961547391294540187148444427679906550419164984441412280189268403095879592475278833281899382565401651299038795402234137164597372675921492401690196016684705507761471908621439951359296331017979663972542408559517162025020414465858928880530560808683658141595305818706950039169153888432095896499415182599869562183426836788568789622079352469175833538075091097918215003648600788625548220340560381383984953228200780209649938490702496777152940237569992331948052123804757298135704307463854542243132657982024536651706168403558399999999999999999999999999999999999999999999999999999999999999999

Factorizations

Primary (ID: 207540) 9072856650735895269983 (proven prime)
(ID: 207541) 167020434796227096985880559397165395040070606392886582110155866451720461397046477772430108114626365399773957441880501754161012607929548290210327276228674240817726370015190678180117779715129908567264019076163474088174336361053872432093576468972238932244665712804115310808638735840550285941630836121890524452769118160832361944202518223383862579769031050595028845489306424515242795021495884677890237280285904584964417589480301493957722177291574929025232432856112952824842415207477132195306289704636630981002147031044943843418331897875334585886710133164762003304239160588799947752046753390134259475280977639475911817168817258308545312353 (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.