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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 #1100000009132755849 2,236 digits created 2026-09-03

Value

8003682256114860705234898373838480726787832065409444767532972580161812778844832847451298331500590335792941799531220680622978752336015405290340926018818881637041477121945836071380868937345510799353257020395557301471791004677955816247518521116168027134961444265484091635332930534985169160441171731364495248670673974539604693097670664254411728769876538030037228680169869227836708653648602392566567723767160603666083152804007160912996903171265117548551992562268736635164011480971194579427539484099777632616355165146267177257327069082050121827292914761635570290713697673342535461823616786259505119736316621692805553459620834001333941750017235619885615420617663403313315735127406731261252059373645151935641121195019089674220327860801384094278631515351314175745827602850150392416196224801244507862695635423108321844526924838503148578198442056478163546199223388270376577463274658981584081947621916987017762167522330694909509326432370683529715043231176438575643496898234671976505683298201741959133665817105799260315931400833559200300143493572646810350826958101060176444990730861375355217210187837623744123373698179696537994310108861257855042863803539371276334708198717115329813225930312704869329838800108899055601896538828726192939513498548114018658051264105403315847110441717119355525485233395358017833765785287616766838851546966822068961203753445090413678459963163387996659721525780313029506038904180032916989398565713642632943893147664799880783403139169526332034854761067367902067270259032936781558299258695878919694570393396409709579171338229966827273216659445939129843762769064538470729848191637773788159608918220519972302521298566035648524627332494716100953378361666470078698503471318070316182206119237371534002862909369708594383570100436942171412636661107762623641747710219976073786119786302207490987064326209133904286111165606767905107116733424657443196702325506004910734458448001602210807237460977525817094205679822174835301056333602375485167393741310335747749268365902655962511550775704003991129178414634989228700117070309913428137223298216386164809916316872922953815883948137590014304013361716521866951013294496136884095857761952191088846354878728375638678667281207755436114040579301778179562042870800912483739155228347408093090690049
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 84 of the certificate chain of a 3,186-digit prime (307 intermediate primes).

Certified number3,186-digit prime
Certificatedownload
Certificate chainshow step 84 of 307

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009132755849 --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":1100000009132755849},"decimal":true,"detail":2}}'