Factor Info

ID 161485
Size 338 digits / 1120 bits
Status composite
Value 12970740374132464295013878410240716228198341157915363163524576180477515380855536290021553494828240559697262229760321620756004361994150496705314781734151261045063929983109561097611320413604261920503832384882193218638536834450986662029940671907387710581740006057593925867190478748541270054874901989981382444523305992011713466007083674138473

Factorizations

Primary (ID: 161486) 2534964385981577047453083577 (proven prime)
(ID: 161487) 5116734754090044110222713545336547199061537591312938090680117015348867626323690283517737576875688525056073999621831197255052577527516448986956801503296502398610454017743739678296754643159078728196286779155239467158987857607217998519936956357157116645770983557471109333826113422024625856614897733605380671161649 (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.