Factor Info

ID 190522
Size 645 digits / 2142 bits
Status composite
Value 351247362994741684964808603132599813621645072812050903564329409303228523393155255980779936091642759809635553729156546804079296868351172264512140520951837171866673252675796057222307943842446967775525898476823959064046669067267887643007776275791518622024871466945994034939815782298922851383915512694911574355711906314955001516018795956933278003796761878088146000055200038721569921536547044449634571835770628009349998895478156492487847867771152836061645290850876919928211839555231810496845329647253114110166630242552463398592235687153112844454664956603957085422061063644010893040599077222056452375748462113863591176417476010360502201952982511588051

Factorizations

Primary (ID: 154808) 2726200542741119966575177261557485131084188663722754554972281 (proven prime)
(ID: 190523) 128841351722999835968178128042664826113417694047359100068006474799318548557910975771733288272301980322248637971059471000848089372606778200536490109509653677236927355198569212893334129221458934974973846674433109560335662971217612342903633775678191245485265117841973637459073757122791992897261749065527019336682882885970009128651791173474080246873871360493108063671703797332993366096464707790942086414289888866624412627514733920295993785764585112013975907985810847484938103652189485143428518280450648850965824240041556749509192783431942220675326038533350828316237336349838512842522688171 (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.