Factor Info

ID 28986
Size 265 digits / 878 bits
Status composite
Value 1943872399651163397190504800212688525527323923328787518629773897592710906868590761731972892950076700728771103223859829061493848498460820899960778462741695622611747908227254054078594632921754919791116674862163265417115181081927956016396603342939992476179843016323429

Factorizations

Primary (ID: 16443) 42173111702521341940416989340041084225191 (proven prime)
(ID: 28987) 46092695586769992849750011341792260699615825952877585181052254191715999791815223490916544763610028000585010711096982842716217043260407264168655229872352077112782972945038404660184937882324002057287855380085302263597509612819 (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.