Factor Info

ID 177435
Size 553 digits / 1835 bits
Status composite
Value 1529103047935075008379695212197600792570631240494631287068406774461446595029472517810499861555388268629334516115998492894487402503936158754391716902629053487735385870196366694589747679468642740752457892898804114728380074272209547222849305753408033540763662883688461011226263152047283532660498338492115573127031639271931910768289893142816204403158757907361478616720334817638889907966823611035472787527137163932175568356801890017087663987145184041248353152433452038823003732652960460976107287691520796662657461459815066413028312322611114354281787057260519

Factorizations

Primary (ID: 16559) 1489161023006154219903790225805356280792802449809 (proven prime)
(ID: 177436) 1026821830756952145282682743598316859589510219315369576714661211635005812493499275257359031576690621914937986990440459983239162255342124875633711473205384564564845892648325306694208449578380611186766367003960052168600396466072813502398576978623151636808335297370332741960535526090543494533348510007331327293691626655962853828813269503614888152600299990767193481042464551767361075935344842774993033407604874469386692317351442964005454892089456183348031458837204245067757714310922835101337594556380112883191 (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.