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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 #1100000004897061028 2,097 digits created 2023-10-25

Value

269371471003161001412653838822322334279534563565936168336453214700563740486282776419995638328596361508830244127634607153710062124786400425579466323069588597017647038804059678678533230882189797531889076874738865277474312244604455060080473128548447422181723103539388445734190093492123237013157961598957470549541138938841487145130633597025553137884856224326275967148608427336012833484095409882711597077991869961864734034689976437625635771734833021103519709570115511813779208991284791963010148105933445369956460252212984391155039321049178784621553469796096819251023294375969256562200958448278024172270100853055045402434631312088760898835636407163088837554233973932014309399626651734450834592668312884153382254099204288852837844299098800272102565819344057912503337076802596818722886931751291504457149245217133642236733420979852751814425336416328122789310107000697626105827681079608562612446704173701617410110824880580594347324308382720227552913000555010434986563509536427633864137610612657721850372413574560489326366100234403360017000675576004493061445951380601986064787916537072948702070564428494999331777542982797086331988337716682890831678040981707238282957397452593034065011143695254399831999917474345730907338249870474147260137930187479794164309602374355674167033701360453591719345582691468975896149765733241746356927740503663627593358361502386823807927352330280999671063313203116923434644467452322111143931029257791904967060746225016495485043271273752928947732505477208445798780565936789191160731544883722891788052527016808481777174551632392936560710892560758484457571831287745890553739750048611382579367675677435349054851059069499810330965015114854194619014694964645918354313140046643151534818489241016647046054730251365718971999888796272196078808315613672552229565931699857916553110303385982775023157024667936078553465771310836743727276736373436379578423420982865025942590113487316678637866194478106493567680953271014813403936701485283444105196859058813446182967619052565922422736559561725811373744751680302137328504860478790690945921212120490825498158966277657400416018174584500688345142811463
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 2,125-digit prime (234 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 4 of 234

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004897061028 --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":1100000004897061028},"decimal":true,"detail":2}}'