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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 #1100000009053880464 1,545 digits created 2026-08-07

Value

917861207001154266874884460963841796897530677734102947770450593084763765353052465107111342855754555776986932691303559906745310603266039116149355571611787634844904466607098579512889005222989544977183772545302668300067326123696138845946268656471079872660001334811800609734148235982947244575318517101558737471995018499342353744495656756638640615276417566959215308132497512889181331056731884701388112159255466245112144514715223896563383794932525966105172150850331371881217474255585572005365761297509421456796031452456072688017697814552760402671480687496080664034445219124787372850425107102187788668295273437755796132659335802558285653376316321580540883394286301752799115940446707945034673914194379101800440486414243665088207354544636978677539234990904055299669910789322790021376471839075233514404242837748379566521502609305269992176561441519195860480252930128128444047053101688392889349708293627667283312661279117524480418053771085651328492198425650224437445793778765499650671394605766957992333498639744149640971762544413077886183923952965639010997648365919952365584310163380318017866112851906116208335594200034573172594324234847012936166393512433461242142226933966540700687731626707018693716682298412413054169484778182704437124934895599445517390341052546898150873956238108800986502185280078048872427032057114172001642068156720942263094813443086331345819366226833448768470525473681630546317268084589215131574954978099652344036340708062766072918088972810854306852095603372810832850909529227499678294977295891473268854159220935548046746691149920934941
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 2,410-digit prime (182 intermediate primes).

Certified number2,410-digit prime
Certificatedownload
Certificate chainshow step 68 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053880464 --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":1100000009053880464},"decimal":true,"detail":2}}'