Factor Info

ID 143662
Size 258 digits / 855 bits
Status composite
Value 150468233858071625585940187865363557076936400959125949260555789371047135872237528822478407736149115329834734406343945125568663113622223292101902057884407783382598383241773833364193084018811890154335644850146768614358088068568066468169245389443072948676519411

Factorizations

Primary (ID: 143137) 337251965492330350628577121 (proven prime)
(ID: 179475) 446159694394704762678718203169609194684735671319590011142670218110077571678816262726955759707889525878504891254503366273229813178319033612599364658219146043267673390030937974249725449202931937137517895003647742811802339078884993491 (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.