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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000008677177816 1,162 digits created 2026-03-10

Value

3020469120802569472675257185604055363134739687775701271227242597270294832358943872292870811571851320393647011655407788215716899216599678524975529996841985288767778995684489306003771861002742496099975417269216667248549584483366149500861923917110611249125273187944378522885368896009795114166954548532926462454223599251127693093087243245430752633011803840898173112339713061826011620432511738192627399498092722985375038817765039158619857589521107502460562672010205959626608308064037623228625774335125888680407466542443820798536781312883311088516987876871278794078331301700556212070559579663417240071031471277663905607826052159602456628192679004155931773811590307267065801653060357359350121107680237084864483343368248485478029108286059049306100908476850118612878132815299356791499471672943767037104989102202536064070119206044138053040339757321712617568578380074411910862477585792820099364872157885578978371351279259102599023562109188992450613243768779101720929174754191006568863609210456244377262971214806463771276338218312667052645557286061524322526116157808055371572465499593533814608292930685805754005726343254352845865647434730859958951935262979918287808814525763
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 1,642-digit prime (178 intermediate primes).

Certified number1,642-digit prime
Certificatedownload
Certificate chainshow step 50 of 178

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677177816 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000008677177816},"decimal":true,"detail":2}}'