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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 #1100000009079892222 2,000 digits created 2026-08-12

Value

36058191016848243467086718650601323204726164200878286309996609008347276157809751869574838859939796797451799506860705964487030044325363346049552348896638236462241088727064609743225825596966886114584817972914138649948055418898114385001563965697882199770049532930677919251314132110439172229148981014615906856348730708498192168878267390870087151892063652123488807160945177434149665428726007975242252524279733539548610209414912147605933162372328566406961330552313307838850005165851768693980098751735372589049679976166501200004579195874837686623279177961901854244389816116153109804399770626934242890864589028966800008146084619381674309129871765205152282340182412949605385600145684056826068789433996704833812051777005651508988611494822761327665901988321660882594340084418222470596649717298095304615942724569915092741046913939701360819857828720758656361031394628606166308606873990715681047506782324106948936090426707688771509807347570739548119391203092881534141560317029028340927983652807541823157708172222773689368785102646891611821174192656191367146417474950621097111782520704146387731104195570775150500876488373530283260909095085316458620133861910446715317674968216452250506494238639242448102517622162476365132799942338372828050275953323571613737662961018204480671053250844669525505263186417970071069566019982592191072471865832343624003420486789355954618308783556022218115988477406101938321707329273133366696996412419103680915353054049488983468988480399354749576056832252204848385429187839179176223839232017829129845173496887372635157599961456664889927401132997853028963764610792192882914875506226328009017382709882581004301105647014632353279214437617270671623784894328671482987228688880666627449708117685870244263723381181965266527616330770150937696352850591911105441902959875494737480520128894479318747111593190125249106094043188386122220776152618998842674435013441877585248454509662359384967549657098438788689876366293334110657971559372300289198837696289991254829654358717510050764529652784349500140899
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 2,056-digit prime (163 intermediate primes).

Certified number2,056-digit prime
Certificatedownload
Certificate chainshow step 7 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079892222 --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":1100000009079892222},"decimal":true,"detail":2}}'