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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 #1100000009080761540 1,599 digits created 2026-08-13

Value

316389444944089819881513883925498837688164066452447559897502596959161026153799552426254019122574400768012947053025450627028524585978665594977082234350459951675862656651077162186563231531299350547815562904180137515571976104387712621236757597670350698595398915239035593946097883341430777036814463347861599358175621308967328594309980993077358975869020590563440104485937166356864956359095216640188898023166079273377269064621998015200366597491708261610837125563941213870554662421287441280125686620823074633382640083616228118269273008556442626300073838211536105083352556882238910267512578589525098099313040771539876720162370639537374364672630938382313901386447371812972696885353781479024562235134862885083666569613583520029040315178197590105818833565397843718305982076222180143537730538842729477395384104047270769347947394447505644083597909357308080667185350649203989424840198082093830710918519005497988453546730218596409680891537180151740814828327835806727712072708709821673653944875667178299913127348242447283470877665353083827105004602730400265592977701347473005143638607189302277420251375456467680127023168997866372085442533236868219303775318901949329017788674945559187186694897573058909339869611043616509070082739382718861011641611957561294965023887133470911538759383224763609967262153516790678712344567159256476034445762223968944849035172721385863146584893615489579751413362244795233118166230638253846570565728790598161672648236098254503296914919861717271620665571908495196232832291307298579342135129339905104839318469278788392550083038157442491100122825069989939574429923067878632179397660516794617
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 2,184-digit prime (163 intermediate primes).

Certified number2,184-digit prime
Certificatedownload
Certificate chainshow step 45 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080761540 --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":1100000009080761540},"decimal":true,"detail":2}}'