Factor Info

ID 53887
Size 648 digits / 2151 bits
Status composite
Value 170039943404939365615014597950991528834750645416417390906498114835276135960954561690555522717329012575764291181098684297018912269258136455739706725542847695106234358322379521775165612401755039436320880768915716970589955180376491975754037869673025031038197703128981175901480536802949798813667063368127396700197539302298123707013027031805334371056446072621117690481357014622231182786174290162892955809180813174958819422537181631629256271601775887627399576136191455525865264520964978506749165320757291869652464789784133586084961791871034317810746512584816449417827675213793254290322620950306128421464943779746609720760784728783213772091511918184722839

Factorizations

Primary (ID: 76336) 788539152479959923583473870729725158796647538883718863262181413347391236469 (proven prime)
(ID: 77415) 215639189088027929523431501517714304264969185551861245838169665186378700773648945593448718109145844559547885781748573758778886619238833576479072627117514163479380104878604645222148348215172140091396167810875145898210475000971107864406805502328644889275234320738698976188887944610084476711914509606630891555747087041503446300091376926665012484544422686911279598734557522140455536519647506071594998897773423103718480940067351652421680736958474668986378965839345907862224930786883379431805579166816282844287558616062689765045527038096234221078432792794104155085176395069456731 (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.