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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 #1100000009122831745 2,201 digits created 2026-08-30

Value

76282334161157348520436524407414937378626001176695858363547260820648798263980001903715630081849952687795362513703878463626574472419642565845409584312057183777115987999909817001780710754069204337685963191315091465676675661387303928954764465981583022032062242136557566309691713388262600880445730104953490017826263105055331232772294423718228765428654652349706608222884101629910962533245913847053998194803399471440846104004162371798716636472842734517894559155796681869205389129784172905746349193906707235809548000771592151391554514470098375440195132460347181545585964144357864113760222098509536001542235442298783186496990804249719493561979594909851113305800414413323022686577188172867285925289624988570589251940484557167976827756336627266793690424482389232409088650886257557183013722926175979434269292840699769633399236186838635631338363113451558532154591371586596119731009207409674524871125174759560045102880326237773416667526595071645130385950439063850714800457396248143281629746820189292423915794645194085907933694718020018856083125741867393613859755828355316203563708334793172555736667030615611687246450550018383718903981514614991961959995643273658328802158115817304513466362139780909794380543981228477119681669006261062080540256412988967107758773214439643125003060560617283086554207319692139911083894468611933125269884159198063155541406462187470653096925150696520114705905830127898967281869357356911209554144021557110953379665383738677085464626884296854364705750543839205975137067254934508345223505959339721613107903517523094618366510261846172624880929376823825612772137927129056501061734758759601291946103749938130125798619970941343277227357805037747316843977448853845245253062146231486741756027565633429578104087193715604396371225757752687349223353054859802017929506291575719522121696060409160660674490241101179944850119551024987101731505419637778780832817836004555100774031567897795764600294601227326039977646476196431216196321393139338232646852706786440168863551517395263386445120312380650183170606671957785901190195001066536982158755120348464205864151339232091250215419474104660856008353997391458975091891860705400008345642763495881094450988455418242182395613087989735212718694704659543426844447
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 3,096-digit prime (316 intermediate primes).

Certified number3,096-digit prime
Certificatedownload
Certificate chainshow step 82 of 316

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009122831745 --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":1100000009122831745},"decimal":true,"detail":2}}'