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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 #1100000009058004754 1,943 digits created 2026-08-08

Value

58708029979504922522531667899801685406248076809376356945331997015680699906688934790927090619315506966943866144000332337369989435306425754292103753831570785887989719863827675500151387591457073214885841030700737666690410063083710270265334047471951466103303457568944414268018311344898455865200432617475594078600550985632233040238286456152036758192047522842878612959322349280647371122521160991195927375685399807942993607595970938475828927794090458973085919285783331534203245907605575042996393593070557149211815093439541271836437743932034108653490349380863037159156863191099996681492072966519907974057627933390727995560129019407525809075875735715308330694914456457293752325155668355366272395221338390729343444451334664846004091821321256342705715131376144212992984524871646806899547699143305977379627072523769744406563886121732385822083171343731361849783685087705175594838981397099745703444167397330951029190491461430743113477315587093312924551989737762706077565400962003898312064951637222180179135430947922142985039166699119918034845749410540467316370706235197701947926080505944011740475532983778031007601403757468586852161295927948324021483459923142079773441436819992664771560165299661172963251276834801651348250612492588792464478354961757504895962064396950445720205133081334020218394820340943877937389932968938409789593840123654558128043495627731444783527932933595880983434521505787056853634843213347641071587766603591172912951836051559763217604327513106864447360404878398243819970924984718662845596333386509953165162339984161024224450428581371617665825384640206471191407316513333446507537872111941334065604359648814364337200392330640473251197988753873927445527917909306588889928832467876734062793305181358890708925455025046011141262913171552201734834823925544752076257226437245829443229441384344034851519472828056123768643209713303370405408297331335153933254487852284474112882212454487356126867711839968534975495008158389185611994026439524392801
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 22 of the certificate chain of a 2,255-digit prime (166 intermediate primes).

Certified number2,255-digit prime
Certificatedownload
Certificate chainshow step 22 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058004754 --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":1100000009058004754},"decimal":true,"detail":2}}'