Factor Info

ID 156607
Size 1019 digits / 3383 bits
Status composite
Value 19661159824271193890779709223580844559802641955024441463834638694359283400558112026047071236964071411698144931661634526649540721510986477518435010724540817262441399971424562893828222384387295171798649103817063344260063319997412590194177941943305345155558312526171819573722875211782009587780174682934195548277741214611457078307738028768987619593930723788729221854164081010627995405540870197164364499552046538522998322854968459756130331713997785331956237243952561409910029976348504613497279009372709481909398015251345050711101589796258935084153148333057606769888886627517063140561067397656936370838000579141661868072581968741863777836405396964872800922047944158465192274940591091812037099163026712223519018888751458917977293329922690502193401808215695766557989351582630588288132907347878807293934321875587183547538633343713980503684084135776290969242199382610871675079266126398278257332524754903169045138825349470893965992442814234122315001058305417257062613163635721409742883359911509439731306821819240424759695252850653

Factorizations

Primary (ID: 154762) 25809359116491949389228217 (proven prime)
(ID: 190593) 761784116201005890180154572152541296634783068565163501598524586762313652327677730428344233005156931669097819742009947418622306449308689702409234919884560882400176446484499387000945345166623182345987392794074833584793031943870434622291172430078347789699227168149129254692413273150279399754478822026056992464330621922876086649650266010720267987120296139025623719398935180540101367306399869980506345633929004095555354158730639057003883666457258897011011453750865161361263151988713008036624434770615475248921677192515060233024711117645871471655086960318482945447332149720719339362953796361288702214648162916064348419473218137541193917824649374799036362117475300736336419190122879593042576235274100828684234699145340316825413509757469863681791531070081478134089628914601505464868608197096036824869472509700673665715592112544203868800014744305679061568531215060060548456164007485031951940989509001340456033743271549445849685010018789255236085779362240316532916595259849306751714677896634711617175109 (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.