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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 #1100000009083622988 1,831 digits created 2026-08-14

Value

2458170885195611912647658706600140463648011488850577352117958670836436422906741637369627450209986511837611924856301408886220360771545598551406578701863764195412306724833312975552353974428842941293055676667390699532245667244108450973325680419277807655649438371842880112513804861432422636923927035806327550043734500763643747398667755579153256513822499154658343321832693845337510035084749014779913324443551492128011082355084344697173454688713629214630732978969120914379932136195279704048310059313063601069755080786299136352063569496957466966287776344463910477514194673087417332633885315875494852791355395505408423676508593729940786513481756639972036329418604956816580371926180063414538826696007095624271060731037138541095367351750816714026330819834580066576666806119049818610033933443105609401778873059717408989697771574557262501802249300880826370300861397856042251682512121838975621754480882068985777982209553831761104304692956857660383535701773961043070683696168379291377951040262080183724945796421978391642692553218117178244033629738832486170513686162025348367984307365890054634387798565601834324959551042380963169586684927760218023204975801412762614137223789827947434429649619157165742249282745746144222000148812638462212345342499073670699718225406114242992483193685083649676923898188169729089102139757471882903673592103130530718486692712610803129117286572122175130621680651087979915992793981727066613284043363755247440918230801885418012070990775358982840757863101934682210341566064566651557035883199011675317560210976944140594294238955083441587887666249505653626867973446088553835215113056829876129953244929772629612852691076861505018046283418198064430212723921940402052692067201676351483879228974873059658357547732627209724237517503475774375411672238370865837573070442908119016716582117399899069148690908425571249078700192591483
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 6 of the certificate chain of a 1,893-digit prime (135 intermediate primes).

Certified number1,893-digit prime
Certificatedownload
Certificate chainshow step 6 of 135

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009083622988 --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":1100000009083622988},"decimal":true,"detail":2}}'