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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 #1100000009058004959 1,782 digits created 2026-08-08

Value

106769968444908773625956660109361834257552004077612375468042104855827466141164410709411545541719275807835057979968911850917194844600894631661935156164908054140301174659867763699731543945966024687912621065545260335752242518030328246623050629324246403110409564315785575191914650447613734708791914056406657867585749364489483404590739131092915915387617803566604136679422211484248537278988423852176998738911134298934490712676792353776053812554166101062247765323636414310897416143998328654721333373766384092978655839974514666975941959839578010232904523071991249627488646690779347765080078838095284199186705475499100855613199002903138193145182528242214279467705704619831745843253023963845597019592620110424786248440342083396814464090763455802956326234525601885933326884047284747188077662112915183960255955854681861093560113839951205380283764386010512803232395497255747541092486896212105987368326743142782454517124290021009505156456876100309037186935826259191418167857179882671185975906801572654201837181921151347273524258054953015052790458885961131543251816287439873435519409486288112212431173181248333927679242340719699330113893525511881957792507765492433545689078218378475544494347903152102335185873688656500650364551491942342491896884117882877930851914923946211867209581074469387040856504087723868612878598949211090188357847570804776573469501059010564026448500804236217184061090271947595302097580665004109519508079586951566602838040176273945808101408694209872922214048380684546110099333779288035807262665071231572460590315413712577412261665517011809437247650298379280108707193097443003561265370221960740723488786277841642458258436860640294071846626825231814593425526168851568726918637554971534580610400463000797537166372273163394003309815898151746493427977463064655590406779638833387753
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 34 of the certificate chain of a 2,255-digit prime (166 intermediate primes).

Certified number2,255-digit prime
Certificatedownload
Certificate chainshow step 34 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058004959 --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":1100000009058004959},"decimal":true,"detail":2}}'