factordbrpc · fdb
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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 #1100000009075279553 1,402 digits created 2026-08-11

Value

6861377454993317781041080935228748345324937593483998569897285540285930968585261981225540450889596163479816022843959521272185790023526443085150116258200092204603066029710943977188594145704733108382792932312314512142459642117313642551057878174682707917366129513504278759872623387120092304803805065941454293182739865338591652323082172914602868583767817356875838558863683773002999072063902593056382183721077230642859758207717915991717651887470567574592898063532878847703905346000789264119903344056789513082457602228046231500444265653613646073044125063717846956333732568526556814727956482396684497571317820490175809548924364080611371375391548875756118368161602569153585225532328081235127329249631838673360228199715548631236672802560917372432266908295364187495890135433880748452143576963278367329249377876658719695494784607867449827488895737677758580030957056063476336684115185456009091208233057227662742561715539665315485025071455440994332483423308002727699958867564525714135766777669609382248044665219486096356295287821036472543568102695888817816695904650631325094297214162907286075200127427956246858368678037543416641775410771866840169490489258188407613584001123819328400611405451474780118394605899620895201290787568079619721797789333535149687666031012597863961411422426970798055392847322284975124601308033800052692481345595267059940951740243718810879514727575896882910538738130278272964065207937558943827
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 101 of the certificate chain of a 2,656-digit prime (204 intermediate primes).

Certified number2,656-digit prime
Certificatedownload
Certificate chainshow step 101 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075279553 --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":1100000009075279553},"decimal":true,"detail":2}}'