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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 #1100000009051642932 1,859 digits created 2026-08-07

Value

51597279243474094163194757063038703445612704635510972057073170458199432324772134634872415197820169773655004762199683405058161765128970992842180330435455467207966389782458078150081850860382782434697725254854578243181551778431362171297031904439364275160124686074988689665695390856465993679568565095245928838833602913787801939206535224436399681833934024666609288777308884892556428100884999149292409357264701111284321251200644138120553435279542176572284150396309502916074046624878909140189636979674536662115775274563769737566613296347151093133170925759101937801012885838356330821420383142965605293693960020953769163711933110877396774075763192058301707238046056302612801333189562261760779562182359421262714987175036979823218251415519205518936787065826485415474872120331544770894437699439746963826688014558162675655569428969984495352331798901238425797547289023031413345720354488280210780400988612831380049638573685865931485039680580355700531388052326391656488725792239059941392299202333126131498966001101586530486597358012040238610374753146345279537326487274890230085279182035745692496687470991541359961520051614619443424219653728982133869022701917140491675658891636377673234996419975783428161974333346444753810145155151349498027286655799749655526457909115557128708875950551440513601858288778718995696610002786266141652648567257867953445320564323126600968675878769140958885491156565335056203979318581764003694131537053009904160809219352639480058910120124312833232481444137039997742657297382547238893353126051798167967948683404504713274981785429370990272680311515468474658542407779497847815895856189091687693039644715055079508459393720045465787241327709545488020293740052583212066369520522147166300678265670612408079569538525399240912130133649734577839678089917415002235889386418705747965539555558584571575112932564480865097114473054274467229131430027967096944385821
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 2,823-digit prime (204 intermediate primes).

Certified number2,823-digit prime
Certificatedownload
Certificate chainshow step 69 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051642932 --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":1100000009051642932},"decimal":true,"detail":2}}'