factordbrpc · fdb
Sign in
>
?

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 #1100000009105165401 2,610 digits created 2026-08-24

Value

125759382809308474022704016621483958389139559621228281668100765487469667715269634308444968252243726334775902618769918194989309392549177720377645030512601254899076895077522758495793076025001134797318510099880461546724121177231526001341033050148049510910066435945419552313456514356911381436790542978921944690444658139512663926645620853617409749240256093119598865612614572867531441891821586850611827904644943661089904625893823667207874534766754675836354473171676685009555881700630588135809548530674924967147933188279595485727396062653362972144044515223516226339823022708669570959934139148323903191180952235471099452663116986569522858868039345303407825360030355664849333724462149013913517331911770572319042766800818225928121864901618510288909589563670442750882420754342613208636143949236350987400120806848099025681936529891744887709722890820906262499178595735067731045247486997663987814801294398908638618241550054948885465963065464128758652651579652534122962616219754075082253918769423640302083971845766181958156039613206030699878464819321290391144350044968287682280789875242978671741486073254129782274195848004825313029044488821548648591730621033550791241505357211600527837443741634511262253610706738796695865061549535710879203149426020218924999033687588264179884958418765785094981887268189632966141751915641055146177884093015366421768852392648836116785061792627144590431235728932957161633259235399871757228807695853923967098792866737110725397570247555342558742333369802216988269000792242739904149798545868519026298663759306626319340605017298918818179110659718331228981760986999133249726304521625277870464385713648228158438957766952406944409681208061569655009093286719823235732995329809632188487437090147405584999514892299560758778863526156188124097305654190613677812353702833821490487650713727857133249772039235851312001966669825589777222212576980664479203663790360307093027554693999674720271087387124249665147115405194223314736732467384306449406851791847162494897485917940577270483760266217712603226981394189411015485515574784637007534673939729535621104491617622760405728603104300279700976121424423346663652926905235783541087558940504327835519018559674134276117167788018236063561000679155585731740873451397198026274267992987626442873168273852554570559855941266866449293185727402517305334064179933424104781530889162009762111239926044223214621701589090824269845920585484774740275703547862219578588132831448228796585936728461637706030885366910270431288225820823560381168955379222847849215914064937765709113490430916024118810733159155344857653853320962255588711926214437484308098916200488252052866491387030373678997
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 2,991-digit prime (198 intermediate primes).

Certified number2,991-digit prime
Certificatedownload
Certificate chainshow step 32 of 198

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009105165401 --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":1100000009105165401},"decimal":true,"detail":2}}'