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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 #1100000010596758771 1,933 digits created 2026-10-06

Value

1305986863162549258725271556672878468867533940751096098352422147307379341217173241692818916183980562284260262395870216365648896005914763224762272348185592966862222785508938375229441170487024176157966508726770885426117928714502037958447678495926629933326504895390170184185248879178909199673305248390754995938355960509517344900090529899525777129463655037936896016595251136344247861341247655305367886386939729832115645119789127180835888947154393894781960351258964874979781095110992785788854685592090373124496595232843191560512723878321689557875165165894596071934458540254272346282148060514701626421292116375713514190054718757005223750888327558387178164855885438303903487168175739478739749569944530491600688424314832845422051409155229267971626281261436145338092095115848353773524407474519989038345123674478043493716631821392322488838244863851022677664692243921943265669755849450620548694610196788881750147061156687140698254791308326258298011515338309215609216900476122143991148731603935260966918747885782690686007538616875282069406702768600929438710836963355330953588569537676072091712984480463447836027696012865318674959759768177455136781745955600729895273675923783399222203680907061137261976862093063800385134402187795609286177825018628265410593226482014097202100991316775706158023740520933431102957795732907081976895282206952884077235043826214264923268287089222717855355504062231794550559533081394768513329153125307251117055145480239790085429090442040253441039725047137359326624758519864128239667980540511333338006276483029321879414677640660628839260974607987469258873543296083824270137654589725017401207152833513914429119115496138963746436555617547262042847419595567360287873577767404373076667979244668581375822154733247137928906556619916591039110934846059726759737301487719679303387476132821724518789449828048007372031378222144699417410738427176028530216663280376675541540249184281133192297161851592699836627136490125679415232323869
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 122 of the certificate chain of a 3,203-digit prime (331 intermediate primes).

Certified number3,203-digit prime
Certificatedownload
Certificate chainshow step 122 of 331

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010596758771 --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":1100000010596758771},"decimal":true,"detail":2}}'