Factor Info

ID 15918
Size 457 digits / 1517 bits
Status composite
Value 3682943906974546565823512115488604479049689240355514955592902650804404033394593561234305924012431622607754657418097237701525082091896787180562542177940088816669977951944740044217417134686841779379965909547138892148704938345438135360359565718549532059299991166618365703822056302449307502100854160392385681879777421224611533952956380679938204591394685992217133074898623963129720795944624674494443106832460988933882724288663033749489333412149889681832000518973

Factorizations

Primary (ID: 11324) 1378790948509427717673789094900757220589207 (proven prime)
(ID: 15919) 2671140183329513502610557802018873468950207193655314701107982453406454181866697896616155501205959236859472882612866872229180063943996109961213535303032773351440639367504246781279616238571189445203509033872478828362947129163517223516142061485007864330296040151365234667036973870373676689611278842029020328788189523911082934912891428102946813061503642337057475589104838979991708447648731554759291430231762459557585739 (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.