Factor Info

ID 71895
Size 641 digits / 2128 bits
Status composite
Value 20426397059403492489854219018737942048997575612519011933528929741642643726639051714206430265557034525440746038686844777302141411354398451774225758163566029242913842190473129726439744478721320334942319947732882273946852504015541559825471044825738540450604173412698090527984290317474277062567123851529777691687100745329269029094693592483413587322384737197367070580648088534620530313043144496688894185353385570105318482713985073715607824909303916081586741995119109863227219957882562652449833867446440354275479681690940202406247774830812702495701554981933157940854431840400865365126160819147091504089613842694761305818604611361494953881063842401

Factorizations

Primary (ID: 70815) 4752478362400802213658391 (proven prime)
(ID: 71896) 4298051564212639735212724560928663504625436316366003399462720545765618569842099571299984031573112054470793836604641282755862519859427323426474499687327580531567114062716488172055048576548860622366688688207682418525553268989626044161584571978318632389692603423661549747918086734634808707945046658847004755368588040336474235577092229963836304787354002031905083633625020522823691492001154123471030071572999117954342215969423958910528004615125107875727124036531723753664500179616600216942066967626906322656017146184719443814618661923342968755041385142565540275789348285080102721974492171112428391764042290749691022071111 (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.