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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 #1100000008766976108 2,792 digits created 2026-04-21

Value

16290920908665569199075597289075934910464601556554713102050965009906708683402043002102298766897787316205407296515589175169021093886136534024497734469286104124189131989103175171137722088452744056336331613310338051926803742829730660912087140441088650359320741726948090667180643911000312015288985377815081670000800035950312463384342245680387573433315072791497625304525774982719874240902686759522752177612080922165647740752440585904375151165492115867866335942519002928029876854259166011413524689712820226414277844668354626583239091010043529494259683655750016001346173853068459962431887337971805625382987555583406980817671739286511080679644361205153010162253097019245365196762459409310861623627943351509802965314049529236971257984982423854531595061298182194346516656331189941516471736875774567708996424980031646949288248931692074144772871066706630479443427570932192038861515313456725313954518769945741564317701544649289691437634045388088782971356001950156096884505393900588792034387863291227404998451276568246143240249130704507680007044033702741562990519628164465270322701664193975139365864316810767781600824108181243714713687628348014458535215283022923981295563884705657938002192552981931244984947088258213728379945160082000489182797316519204184693326655107336176021798798133744061238119017398589398252263860897077316017696918944764814837671798787538295986178252215227690390595798670551187035660066575274336955888230191665373398492593491054033900544287636032932862673396568916103130167918094700017879088322834943245653983687196919833879355670444943461722965466025212768348438182427002945125714745295118047105588832610426393263892176019430315836822792746253733469645594634320457702533699608854680180094765009749440566534037661656186946789055921268836214337543737343081088560925488534425768251103574872403297505195292213889238169410929342929470231743802296883726309740871018853332635221673291948322814394261406806754803115787491019179742170261623397493616522400430292121143449808707385286754931626153270524677163825470628332765127232691550159275965891454083960723962000299043690877771837627363031032085958467466489845671848244983123965544818479489341605171087203613875847007037563784616614846112002237556056702624923569302978615872592889351574418731003246343048217929584411366416112493683285810940668187053452770011369103644449503721912596901486231913844706897823315456150835602235586437993724482843213245635578615605488392582897104678626475532124631269868217931126792147941508730607202120945162600393063904844325323066375321135094922844041064694688148042981097698610371190780372182428405064665516041344004198108136248421829971498009162009506792325810532129082566611190180090269949937241802620601510003268364728336332595183251594880110263812680843116198816780602522950826145778725932399168711574299
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 26 of the certificate chain of a 3,113-digit prime (190 intermediate primes).

Certified number3,113-digit prime
Certificatedownload
Certificate chainshow step 26 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008766976108 --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":1100000008766976108},"decimal":true,"detail":2}}'