Factor Info

ID 185906
Size 720 digits / 2390 bits
Status composite
Value 150138718535463390686213782496553275406498715249819678128880275937102489178138927686634000972832353156660091091199709441923547410245092529390777931936598716596836360226295998855174201741024561959948710373017568648893684285704193063728826022310881655480167897206056880025089037510178982985246598154746433031907259810436279420461933601873992229440106225280333061349208692259186278379388074519895675386234624223697094622745356638264591490141881058163903424023750100630384577748424091888698152207339622658802157294678831411913344746232596251308971553087899967426101329209111209536124275778356433210929789474563096817289734417047916320722272332211956091728818649858756450331433793089059754989529161679622938155950374160003961

Factorizations

Primary (ID: 149793) 864725268304191295208218741801941776341325083774427589177234914196208507239658308299111171295440312839331245951205114101862552416812479 (proven prime)
(ID: 185907) 173625918009658413040776087433421145100765111833903379591379673642705956243857015047100107229174842826794263729250165281353341890024476643461995193277537160700054914812355054091174454502005933662786613271473067285930623848249836053048411877412881075350780331441865119639070016468453786787465919990362457441273399952866238178822342730660020596730928331825580059739042262187297854777744169867623075183774267616250746809352233455038347644791518722973524485093736591480569692154079477626763802598232722081818900930756891672557518252839324175016858138623585906434578988614111945955534556359 (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.