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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 #1100000008680846013 1,276 digits created 2026-03-12

Value

3179977451808875474652491678200587205272514889788664412799422837892462558546185410894628710172090559692273198412186291217545386279444776290394811377276470897773122027806417766053167689901658013845709511189584477042265542478258114100839383863174769225555628016938172297227859405237175084435705322489274554654733239117718297637274351937410252536865671976845057145388834320069809454042712642791824017450105138277249093744908302358987347589026955619044507816589700013206234782221118202087824093694300989487310284241375997581427771871491524610187273046827962253190666958305533687525221487186505159935507537418603805231832429088901143264089837149360949561747145442840552246981579267544366078475391121273310899011347370399360236781489697148950672980349746377056551292935894464068184942358127624304941049162524014917212691355711851865243741478666431169021411853064881606731297682643416162265215497967355563109779851533568433239234767907706764192911581581231746752397383551833903053633520136819737402089327034527932924436922680583066452840430425443803864379036201002439358177021334252799524930272532952313009478813546081852751613316369369756874647001102308771350445251687894728394387962969927314553030749285143213293638099849911996601311877462060419783716829866197413001448046596342719
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 86 of the certificate chain of a 2,622-digit prime (173 intermediate primes).

Certified number2,622-digit prime
Certificatedownload
Certificate chainshow step 86 of 173

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008680846013 --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":1100000008680846013},"decimal":true,"detail":2}}'