Factor Info

ID 20407
Size 296 digits / 981 bits
Status composite
Value 13262598286440275147234475434944356039155300177584605756349619976713731752820459280951007768287736487565151228841724767851219976232144328716459020755650631497183034023700198372825774505616547060065476613123906745679628881356181235171252211806240536098335839642129018507861507988805211412081130523

Factorizations

Primary (ID: 19290) 5076141624365532994918781726395939035533 (proven prime)
(ID: 20408) 2612732123701920446878612061203204208117408106343319559205238343455430835360025688489584624276902791362823073280953444365132259417917006067958012523969600983934402852738196120398793821667421730226479015976905467154575959903816786663340276426475310292713031 (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.