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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 #1100000010595989569 2,458 digits created 2026-10-06

Value

2895968642683446057583667787425384489098723108208843674110815439400510630146714804408491173956695634540271150096676856906732289179094923801339224957182791785387937616166160809086656224724456816152836519306433998505040197935116618230720439666356632078030409181608230016551688194608239995733860521961758385334790131163827787168479111983750265012638110538462391564107514955912708488582747998720271284583710870145767225380348623179407897342718825846036529501568243663135541472276585766344257407925830746729239420192703093249834301441329258942850746247416327412223051940139999007301883549122579994270867865757015691100962797724276434793138263557277654786321801963168867492841175254380726697922046334792598383016621138354755059747996547114237374090734005170295207546595634036372058229838716633301860054514482031222419796792114687195245265480279343287363597611068993044064883683149800411353355049953563321003252222147048916981081782872232081945865055226515681226009387085192344348086856827174943865186476582776092932855151505913252273867103050566053218861934362512663063683760526983447753472396463978009903691400182777815965963662991844472334240663319729218419738446812906586339090906975382818691813508417388872628084895471993621368475030011120239788207567829065485137810378661850013902392311240333849198684326488383353277113537563038559764227276763657218006020410764634925254277810622528607351498838290471607726043695626078889143456261372182165222566324616151081864234865403003872384381317019789597172482489023940572478029215247745785767147591546932004227592578159434577492802083295405000340799995003999634806452783310873362892380727095553831609383016491879810833893114757495538830117251761481574619310158014324616105217424993767285970197024363311839292520873571332913619462723967208550662768901015538306518680519948243482382304019354572936980821964685368311868653078388211288413734066705739286640400238338774675149199046546385682858223524873211663353180228078147071933979040227854192587130260101502516464933434979557451307929591389604003314882954589100279657193007948882316950544776322346428086058466959848527074233340066644525596025531807718881003485756189883144505149170190829461269448471647863678044252596154497602240011939594663267372273941742996585953041947938643130280974075543026591987674120667996913162493015460612173145391517661979344367721740979367015981673963476249001127497072372886747423297098481972554476654770127024329462066654807665017319029257389
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 55 of the certificate chain of a 3,200-digit prime (228 intermediate primes).

Certified number3,200-digit prime
Certificatedownload
Certificate chainshow step 55 of 228

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595989569 --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":1100000010595989569},"decimal":true,"detail":2}}'