Factor Info

ID 15811
Size 345 digits / 1145 bits
Status composite
Value 260171409057199407068194838066878409882399653772899799796953285059462960540517289213190204330926940719435162290207946451270844375912985731685589270226152111384165388405885879038083147185495580409436120157608142064010089522064754429189811146020469296134532909371859466283333358102254528129317172977018895935549561441017504901922439579301638294131

Factorizations

Primary (ID: 11267) 159831430413177182293087531819541498868490095317005530584441 (proven prime)
(ID: 15812) 1627786276983414712418153452057682332125639231707274569636321163191309933425188774634450270479525602465263727900983908268754968571940397243826311844200273195143050798455753921109942223377743972273655223505240011222351240393561402074129357519257918041022765754532035247456906837722710091 (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.