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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 #1100000008804738496 2,092 digits created 2026-05-13

Value

1168146831950807955621833384346830662567198965605771730545485111901601262438872174205846155498619329865753233071087133994163268037904904805589851589744702875724263264789899679704394586880216614588389415547159609964485802185036994132834104342160961282510045992333493976314908178267930731467216205488148503260928706766476775908369146832335138089222893234547027911962610931536311482206421655522473271260171982967124334611450903696558962574730050116660135573400532827279259118193561270368124762964567421325372712700307539817297002105102059649329379289982411910843395186820893574789333821614476439702160905805244542800121903734437955750165716452856823679408179158145293986306725111325857305424914221994547516526298766273878917716227367046527573413801624037723472020818145060328418162527108666743357135380424841535728466275406910926718627064971860253685931224280650029282075085875501433205366935326312274207874475826577826666667678716817656612448825566064007437426149565833684002549721540484152244588885359260833247381494991958701189655880423272127982667487175206737905463515940269698704764127103095106942436300863714909346626415209720442229202447549338389406844022639001046726560811591561204268234330426654119989852349900576120016697692628973276030125207310581567375748904161144608528365327673550671162096091372815150114118813675627879037926945931598727322200738087621727974201819877475837657781956501693561486922934246143790630601807898655289108622458341678850700068020699065239092743435748182336632810050884105609399310162794922804102506671701289441110880438125311874835171945941688096101326748882482642948418990658754618318743618269048546526692468180705150039686783646729169431959348577761847325919939729613283509447547741670018831394929994654987276988397428616180642594604377105453103547701269822853027061152200724061324829721387577393193854429118385368473711915152941912061176244425474425642198212143538130232928240905828466357570985258981493910773773893178978528933477135056517863027164033875417495015244706118196188376858326296211540508299123979220513077345068731602526372300607155796132491
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 135 of the certificate chain of a 4,113-digit prime (250 intermediate primes).

Certified number4,113-digit prime
Certificatedownload
Certificate chainshow step 135 of 250

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008804738496 --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":1100000008804738496},"decimal":true,"detail":2}}'