factordbrpc · fdb
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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 #1100000009030655261 2,414 digits created 2026-08-01

Value

55258313483390669419591339602300925244113604907724881901584477897157498259854197754358362152933376830657768051000301079586015372084819530729956500869611939356545934313682516415784836163180323539287877509728348602222522610742185146664116018823484313689787696957735499250813750800885488340351092408493866138019743713953164945747467865233301390221808792114449662206188614281958452526013712258094297178446351031285027003323743958619836013419682543831970946939932922320023613175900464054805553138108277679022693912301500413855568333624075600551436158571248919446332632483023478578306748099751943638153367902350367633917741486938745318674357146063957385335837932182230679026275623311596807639670857266791935924492017965216200439942406518449901411934370383268781564492607327992418467058869257547161625785932781287196441492898388230884458652098130960964169423368540963891356339622456261596374082455272550803470664464127652041163613139304209151681820861260872650405829179136407161164190588156833648101243817879659396816023692577867477998943562273758221699961553682143648288288784431251879956172704262647926665478793281859393940406726156946817665347273733636869997011266529647779998712517243237705404720947727925710885031500340294523344440455766345646701256001211912733916671511545506471348891554954266933252901648158276609490005346711694102825203918279155826746129692187798442999640227663436078853654558755592402397547151094466614755450383121433492855608124716145350742346026394369854627217729022117580016607305235099323049927440607226582611795432914971872126301900714180985769770750787996583660672491206974970652904740087747209406355355544236841547419465150415547685059632926635487514045760610258581567368170309413240147342409079353879849711537172521154249162397166530502199573202635850355857478998343382876670547907267276798516293211415807340612850829488305453990836964673712987827154562283343579459168794654211898513297548819547986179655380371999870493440697057301114377882471447578707391454630688977148681278239161206897849075265484008872578941522908206265273494987830804120340892492038622045715339242141018837205678730034071081534929570365577355592671904966230427683116745076465924733353492188631665611751037255320906109015610103475942098662335685592949579792663613767952249101481481681468992278207150943285971558998170333845422020914693892693964134690441222562902477788200849249578218007421663380726450518092934727207
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 2,776-digit prime (208 intermediate primes).

Certified number2,776-digit prime
Certificatedownload
Certificate chainshow step 28 of 208

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009030655261 --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":1100000009030655261},"decimal":true,"detail":2}}'