Factor Info

ID 19073
Size 295 digits / 978 bits
Status composite
Value 2090454756578330216109098556947580358310269258533005920319084740892135161322495779011946580636255274031223780084142651872137012833910524597863152168528248118521653347547024775489858174859343359052921331056576371001582455998188267072765501373446433629978560572484928824210964902066493616408860161

Factorizations

Primary (ID: 10306) 647923469936355993348337 (proven prime)
(ID: 19074) 3226391469942693534906213705171967500786943450186138513318114516100541786977261708101429801851746808053360397656973977987333669899497374321242914359206397523708460147072353753188348315863594788844140005516329453940050310691034781668925480936882894331633652357734015335953 (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.