Factor Info

ID 150249
Size 306 digits / 1016 bits
Status composite
Value 471277204744951590667315310859023399195961849687266232564954568712144525376713869823822812324060888509314559222202247296200524519740191819259714769573416359923567728676529303559261904478327249135348012808602555798786552009134189595972106437690254718184573872058910755712637998593339006628546030867291247487

Factorizations

Primary (ID: 149677) 28372310935798311234499081 (proven prime)
(ID: 150250) 16610462426249709782486398119415988266839516034466432735762429771259747489404994209660328588035910123096310544626934868473629827443889367983238928033012304582874952044372367630740628036130453341388070849286270833057895970559752056257293915210735913050610778905383220245248185408327 (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.