Factor Info

ID 198753
Size 553 digits / 1837 bits
Status composite
Value 7522183146636386893173878966415175184370054224816226966089889539793889940446761376911067812742253802637907222297347358593665472125197921514572955418506797437286267874875477032345782902023593214458983646115566457867178961847417720276696109910914551776220874983447260374882590457315389953633326624952864454640623865282249519948631997739945914763030615565623561864639556293514162643664561391221054244225566611334956399400346180129449013729128806931383785240027939373168511820853064344599545739728048124430284934296815665325640504350508458075296468030523953

Factorizations

Primary (ID: 17153) 12967950356237506524625257589572120616290855806877047629652249726736719528602631785079368878205873 (proven prime)
(ID: 198754) 580059526756150929461366141432161184687602388640070944869847968676372003552772689445768835659450803360895261850523848936318402481331535457429429178091621575128277930070083174513229200781572663495623239531150201278997962079674808941322077475991173795060636573035703014625277327728397863208730034825570025460355516848367983666787298899931664000590815730938020222866535617542117101345805600022727398709992776719524776225185181936168230513771616534972495160961 (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.