Factor Info

ID 103728
Size 528 digits / 1753 bits
Status composite
Value 278916304770067338429048670085526422783980050828705747074073570842863503128526963671763970024849985270512701067457552137186683520837267745645506659452073438974009668191017493184859998487940233419627714600946737155832584593249613387745389592449895688761364263333687893372970890904296204724650559436297240769653529820768854338056079077659690397966152432825715601535273204846177886271680611356492719004061442721554666217208141945427732069365224576433570915734598825084826479643885423584510935927759396277022626550407865303880564611

Factorizations

Primary (ID: 44975) 1846053951936039289621 (proven prime)
(ID: 103729) 151087840351337155300837673178202456898845454019666176938530884581801781448156865108217479917616868218415234245256023074838576910363429619626728344387070624844154751279388955389803133541201499344848597558335692969966687305442262079546653481461409342226954324646428867653670107516401297326719134699997863487403418109421237152708857860344905158481278525881111275789401749263509610662776515708885207035010964471356065669769767434790974527201724961595860716920393976678854456137161539332407054289677282890907191 (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.