Factor Info

ID 191535
Size 345 digits / 1145 bits
Status composite
Value 311254886039407285475185601728528587058801460546629339947803344631467728032384079826193967695457944705169120642394935504672864998844281853586425041203049679381960902818054871586902578119830737708555552842719041209769503858171838629827053609214867883606285886800545528379936209295130653886510694461041294847193091346424287292026667526052482536551

Factorizations

Primary (ID: 191257) 961580157110187684257205548226336434195920860869822021364930979042561801 (proven prime)
(ID: 191536) 323691045138466307595179927638408060251488262547546956196922401413903561323460156790798390329653134309460604281958622886800712396888249311434075031268090935046041716939696286026628376386965293138225969627794955061012772158841439017209980178830424537722887640279378315424751 (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.