Factor Info

ID 137021
Size 450 digits / 1494 bits
Status composite
Value 518288681912893939861782311016474690188067133600648591401756062680324982592100540231124635412383032427338554825602747811722178722459597891293053771788492331700599747416295852720097609617485010291076040127641288637371761321931630665037913745556838544935295801220801947711009777997580522900830199522285328753167629543588684702249816489774637221814697109984215812346322685525021868676130459639944488818013559154182345445255123060452497793146345500079529

Factorizations

Primary (ID: 171885) 650920527250883531441876150880122106617 (proven prime)
(ID: 171886) 796239571828913215710551955581898651416389947126100413719508647073046635070756316107801960743983951482465196415736016338653547317579193554483835197345273083607507937607051916460187686629222453153637186465652705316456754908677211242053594405008853906653380814786748439217558769314314825994159538631476926676850597691603499149444674687887398224540347396087652729189102155337159871064697256539276968871356199769137 (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.