Factor Info

ID 20416
Size 274 digits / 909 bits
Status composite
Value 4120195315587668348577397013157067795748012143741301074940052606193446294034194500706763195516857157574517614023019665835690624531852355010238070206323496027437147685397427711396377690754383235806505545491039291955543561651354201326072626533283591059866559390840596830219987

Factorizations

Primary (ID: 20417) 83991579034720609392656974112397395006880745482841386049 (proven prime)
(ID: 20418) 49054861962821935369920243965550359561829033103799226369880309102154834724696742958203771679166516868808007980649306893330940876141447335928681866039106894046504220934504999498161649560281804259166405331850618232006163 (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.