Factor Info

ID 168998
Size 500 digits / 1661 bits
Status composite
Value 66306611600972935864564652937753928294179614757747104263080903451392105016775109640892477391584859673836282720969016957443002653331896551886780292824673008115920973988790346271367632504913577931209486536383006271253830073950421619451052112643499934018845511500246538187863819851523383883185628299662962998273601616441811129942475601567868316394929559349733704417292170578632078053884412751007020658511668139159549369059297986968453856770447252889751363085401074468136982381681570242482038649549441937

Factorizations

Primary (ID: 131756) 2927682077813715874149933185385605053168690918973651083914101281 (proven prime)
(ID: 168999) 22648159820170176455470196953901148683116871194114786460676503301305170391663670922856602175265656719693566415234279541107023172384229611225213081121948646807045793984800909576382074303142608649130627868737718084845494596754830932633287093034018942515944567228256173157901675039243946930977885694362456339607128127125229126415783463918783094394352859283656173238635953547463179483874523221910619043745812733712386559166456613020479339377 (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.