Factor Info

ID 161909
Size 644 digits / 2137 bits
Status composite
Value 11302986932604076481921715727920991761618214021437589090607303854738351791459611343768653019318214081760311426135687873167269435007535447580174444703819187314721756042633516804540760764195390104660064175182847677995019526054827085444748765769273843806049376493539317844752450411360168163109628682478433019079263159128195830350226992624220515406105664298269055116958134262001837874649801744258474534297874398698152545975510999031701898862642798502216189993680788602909862945174948089027905880787649889289739727237737501672472112596904800986123118777291378193631142610741137206823526139053449137993111064258571646791628267420077663771568465108639

Factorizations

Primary (ID: 160961) 6596767401715374644543 (proven prime)
(ID: 161910) 1713412986133925426850258993676881678782890575632349727013551710844104862712979003383590400164247917063053871898943063103992437526011422172446532991022361488230439971946831619315540151304549911015503962415898624575400277322477253090773023763803771534239814171466757317630190739283824919548527226337923110061556906888287069868124350108061063734544821673670920021916121748881382229711675023451075934186849430061985214627678243291225755236963750485100137951010065270367984762385624970867310575433239055925719389992742764471596831145176381016687202365472585176270046756201471459161412429654694472115595214395768369927764199073 (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.