Factor Info

ID 205032
Size 252 digits / 837 bits
Status composite
Value 512577540904425274533180392749727391790443349381603826238660976204107839935902664111778427802352300452103944978678716320771710697810872131200003968147317073864617071390966578024413023149532527568501317114847730037193441280000000000000000000000000000001

Factorizations

Primary (ID: 225140) 137655797349287255366496407347 (proven prime)
(ID: 225141) 3723617535727994989155394212386750418988297982233328192049803914659075268899543839632864970618621369113130134841486284708841721839180359436325604151626745344759025856757690963576754086065338250698868593634957366708325106683 (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.