Factor Info

ID 31153
Size 308 digits / 1020 bits
Status composite
Value 10415942309595123030138794616153456409737298967085476226636372012096812523446220876862670318254896151397192309021593734826475144137756905022885236895685290634974285927201531150479775957884133931362788914512551225868780412409430491700499448845069541138324243377687184437285948648918990396836533242983854770563

Factorizations

Primary (ID: 17183) 83531679812360869820818648177 (proven prime)
(ID: 31154) 124694515098854630738932502073515885737009370881103436605566870347518685235995240480981990791809735149786380097373071903943469317774555137626437490402547127578979135150354513644545910297408071969172839716155642964994062210026285824648623517139110000136111575329283229817577037619 (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.