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 #1100000009077850775 1,841 digits created 2026-08-12

Value

29961113136904397428572341928463172420749799539717482898821284449707481931349632128550535110286939106501166112352660404981210952911485834818529270222230261977459883353439755264750174516658812883381182964728280151882242504240678671857033818593456032797870430571796673550926620606975604946674047476403026657014500799234409536405959694999171003723227994468139099166509102651250080882698509635005011519975137704799840303647452387839613556966293761201081389559750290837794129183166007487166433183994742008659468446008488644213371444008294519382860160774895548633359935283693468396084557983225068985757802802793669256697041267873330127306199510870329832308814290745799599889151336025366280890647577196885611597512646388190776467227785605582816221236330430864560963186840374379417877872708671693928406180332124673261221841865708864137116331728308895068003543011484278334765988681211435788564835790269749224260363486299385120551181009952258587852549688431042564806484630931419921112543201460254535988944568704436102782075071273321727477967812719919759140508668252229445647807880254984738655464863486085710137821813004743384928745181075860325174652576149959440227509682352665525431908064635974090560808174438577818114111506987896943884500906297841575607498812144696826200602487787105980819955918132787115766728773597152982505496918220871933101009655040560659317123420479449526382456747762536073452793895344638541796591378359231330496992093592486165990761559799122237274167695917698254680429385568569117255590208433050738845660340057490688700601918049436492698262262241696451914180769009297747340713608784028068954500070431081848363929205799383510234764794501515890709552659789741133616170748411217389865868969880897133018021726381392513348844695466624376686695294430490030822891790793856742706650963282600705535049720324161497185178517135597870324467
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 2,668-digit prime (190 intermediate primes).

Certified number2,668-digit prime
Certificatedownload
Certificate chainshow step 61 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077850775 --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":1100000009077850775},"decimal":true,"detail":2}}'