Factor Info

ID 187215
Size 597 digits / 1984 bits
Status composite
Value 978629144725378672533447359543988768473986332625306309619546874998036281458268846083748404132470534576745090923488817934133573011428651537747574063004870199780596878425353773441294911071921338085604572534355366508623776492736329536270483808231082167051551118759141110998797162343189875440953144130833550500456403192239140610010964804343646195359803790307896224511391445604915008318830764684567440174528044982441375854557657516209398444760828462022213993399025992030133349856530127222510036673754797699597249755976289756266800371938459298905818468118707985219492156930504278214154822413231449213483

Factorizations

Primary (ID: 186371) 3949803016987235455042887338146183514424509023 (proven prime)
(ID: 187216) 247766569754620575816920493324830377041560383289832132173097368320270125035118235342571486646904904647376246517761644460322490718912308328355561585961860456687839977739576076700040785238829959166525849770560054829373144686529898238324982739388552802619183664735026255386515560933241333516330243907824585359876106597379696207999974857163662355688678159841962118861840054653505860484384511506529662506744291571837303335238327924103579686302214687263830496520034025306073460192934145747391269154253302425976005083660645841991146131748712158016043923588021 (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.