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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 #1100000009054143002 2,289 digits created 2026-08-07

Value

120013032693327451427100408014214026655537958486894405596010657527011872949600885562759053611442749448907891677030147653308977878279035896365048699426843601858165345143295980282008948991926981868049322431407686414599606484148666676347038183960632535635731277923390843920867287592817990397557380305799917545031598116678932035899363941247809372150374404732358398181774158479813943598595315717735008853774847556176832851476454425631338068085136463167421467872853074489059515217722133805716183172293276741470918455766129461558874236949026727142544108116133667920219378426379499079558299477532181081558752009083100586587675916223491288434474910068800046332611480538910937450092479765739275959103605206187186842066523646796794885420990346716883148280479591064850879681669568378014014119925750398307743626811747696655707694514730240034217844025429191335003846304618225802964543334508913361399742106115025200046301303250100223865260287999089025810300420526656765419114927505728455711126903272299804450610268352751550850521671216238842254290894601866567320898776735223359048671005199376199076508341549117918425445856290840043858324374677434523414961957233689830850209593186253708352365668324984288945953422430574979082509757112665519317416911454547859182978427615914278619793279023849260491500663462999003324179636256090596234397274280577475140097942647421953204744208541811445792393943777895891954618538525132099754124835277006686873503541510880071934158720309293444439877286090511099255782509285757290807454466941226409866863668145809928470615994900671740587960606198210772694749373915785054502009283624452022295638841432260358146087208859588649427840945514019174952157210861756108934348245691341789547148885039341845391791799982650959577289184214835291233607577892289093336738369516637900417746222419829736036217953035470975599059448267473350876000384890409961919226846432754850629114894242654836347609625053906127015371806505749717063581357481361065819461483892160456004489336786499795272311875977588360076340440420356943704872368028858517380260859047193887233517235534587964260152138271292201790511036533795848405932380035118223997556977703709612021356142417915534938576865239447637834668896792106323632407348847052237164637501952393904929305378765637084517699007375908213251654053564383016941
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 2,413-digit prime (180 intermediate primes).

Certified number2,413-digit prime
Certificatedownload
Certificate chainshow step 10 of 180

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054143002 --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":1100000009054143002},"decimal":true,"detail":2}}'