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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 #1100000004877615169 2,014 digits created 2023-10-25

Value

5277949651848691585704267836720931796572082642577443031746993445190485305814533337686551930922259248065689609880120688866097236327399269136179239384614190723572230425438790845260417094561781190334627773523615719331186284237539900245899875639566319281788279130409781279717176154236275759277665228234642889509452351426128265994727420019711742304299619118137399736481800842581794003467607995785199863106970783406282141544274835371387679351938241140442280271011532521684805809414250562778603608293788385353745303103106860484104382745377297736588326179179590461871278077759934212592357152383338571882920924578449900183923688131605355914276947999546204219725974911124751657965469756332095028981317605205011097892944590678064503730252509832058316791067351378319272831382120931239512019098735034639429431507492660687381263624348471746773330429253692534398090402847959324664496013679827984401804035286356449229664439383228317787435720573163174881164580267061623432003714631881017908136480494529723807389976512372530495560199701021067454780642569488446579852068161429768362941318666149242161464871144871811159919901998918927166684285936362954139190669530484207268564338306605575937786993601849635568552260884926850163599822219676304941505104704378445987649396770551997579696875536875821257210318756097843581196100199793929109279634722046525210383401568393857874622750361574662821247318071854904050409712662332848557729720800389014084161669665147690018329519455438865363203319824525808119496724076186345653020482045353235938887822888387263700818375587979188828763357825291861292834997379741368888437256082916431205206701490634325094738546775532111917054409649131558475235791710975464937402441864904919081993802679559747963443848224308289804781458171764813802091190904463389728630222572411272062359301931408004231989160433948480095420157076377164320103637367807464966739073087793093216258051421741247862917440660869500053557151650271274170887983825276921339889225259662108731903224127864986646735622033370917496917932532107321
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 2,457-digit prime (284 intermediate primes).

Certified number2,457-digit prime
Certificatedownload
Certificate chainshow step 43 of 284

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004877615169 --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":1100000004877615169},"decimal":true,"detail":2}}'