Factor Info

ID 20657
Size 250 digits / 831 bits
Status composite
Value 8610959882490909052683403222159665086453101185616455608542880711262012085346040949079315109289348498857245054429330468638793348015628101220051397543700662661638226510583769580717704134782983866801172150710965527141631193686500203918588067473935846161

Factorizations

Primary (ID: 6821) 539344757336151926206665601 (proven prime)
(ID: 20658) 15965594854431937287435017396791871577563031200320978873750338294749453794287166086318264552024734106946777020064911751379236397962723838112376114282078262251097763384754240240962526055390387975458905379064990020002710044561 (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.