Factor Info

ID 19781
Size 263 digits / 871 bits
Status composite
Value 15372430011530764448114238470322416816300846110049034528927754035825179070304999104895248529391309088941920502977991879823511374237805855571381570270674561357808259761915385103471959336050286319046532590370267306226582295514040878940002043442484014103465050222489

Factorizations

Primary (ID: 19782) 18291566303691914139457741657555501180932574564840850694321009277 (proven prime)
(ID: 19783) 840410807708033177245398036975171779356903414230475027099111181838569583361181157605321003621712873258482230682671554298317794666006140871320776245639362517470825812307012406326601166002852618158157 (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.