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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 #1100000004881840238 1,986 digits created 2023-10-25

Value

753147115620476319755049620060698261730654169358669874545055539444972916963464803737513719589766949659182916161318829624898647514667083594977113343112903874220660757651698968688479106210153993621230756679303650649699881409056301758041628289032420376866587296574187959831656509160007986346903845072508031794577375335245091269342157006853794226021308991644762199797333247484832035157729405915555093653423831406884251274417551460955057771187149362186905080633196167037959900698754073158800822329566719756355539629118450712319153066870629814791039961720567793898411430666160975354396971953608003399527123514678559041009112939611185489825326384408566967592812067854684904249137146580145936598689687668550605444571573805402498133047543731279264055660567730001926830456909941657908750484204664255314988521238146064280746457489702977846228372642789518756110137921602162940968282945140879881193008004302600957256491783078666745692459850002838265036546608434288638632972782676492203331286748445815474090329012658366898568320187470592355571540547691701294187359533461299856075075410449903875802458464286866136585553265669778028846012912318587461497563123729135046258746303732240711917384977020230038872889479906293278850747490252236825334204113279182953861218229826921602479621039351237519991186679746059859315675390736161855180845211966051296696998933252408492759642174531642302673697271767801100669044418813968836878432918726430765739884820928491713774908255185581437216284177463416564941111971721938276841688007152657749079527450896408699711695202709760234045920581992479371830904183202328543962658679025274822101561137333255317693683372787127773519252842068952143627166058077116450766362554119251377000535397186358484656283748924124134799394521145033830928896765404695553145870283957697003317566258194556979439032311295479482012597322993322132258392600297051585961698615704218355029729504608731974259200107740476838136166229340004758372846504634388075111690968191471665715836523066392084865441
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 44 of the certificate chain of a 2,349-digit prime (259 intermediate primes).

Certified number2,349-digit prime
Certificatedownload
Certificate chainshow step 44 of 259

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004881840238 --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":1100000004881840238},"decimal":true,"detail":2}}'