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 #1100000009064917256 2,426 digits created 2026-08-09

Value

13102578870034202296514342473285585064506209335880770951832572367457444145898830799615287988926720868575045764456677366124019959415958056199801501896747283611870327201783905250789352023729444693842175584663052596342232961899873800537405261571221089298378935788983047970061317168736625519306925019085901133010399350052862351454005565840279613159801694769675721642305753099582064461461617720836471933729823322674285931727342334144341873265139301081342325939125739045963807940353111328134505109393017186366402656756861580293573637308482596187736355957140479746603053171681750165271158687222172134546591584240398143801387156659994248846047558836666102596528610521120366817546506726540276669990047911430234043070010321322771662393881926725302476747716635527268993997505561302531586109758353630642586339365273379072916686934895142778205310345931892410048187109191782994549737849941746556762103376650408833997631354893234039999896930969904537964908952867657014679088167012901568910424688569960914641786540690509294943196818689913269219483963325617604102209798075802631545931326682635425232077537015125873480420558188640521970725080084152385773923492432023317364596755016511616720137357266177312857401847678263255817766220980381301943681381965448478178796297604236622398699070722091929515671464288965811146666316026264648853865900882114347556327075223291985107793619232664859004692146040445295411974473027961770669041238706918261312017006755773427765812641872727979455420973527554635525284520290054334648146249803440372343650208417815067614219426762586214983238892289008636267491429593710808636544227449292020221918270073654938929124823948606330864033766708084190817537652667613449705323494169378157332598674566254035666561136259288687525135971178891399158975793104485716196639033458744651040400274792228675659905671994393298180085640098421827760727552287449739939999209783703820411674950038678224005748658875376189217216044803117214020348798963689438327677654130816849630923672826103398896563193044910533925546653589310380453853720253888229093689136053148428992482812654101550351060798728472029928013245558896747586890228913256427123199297767385272449202005892802499509342501308722207824323275800528624810951305457266019211313155949906051337755947721529498109872579755279377142028230586386581588146976257318119463950758352054947078057058159531760608980388638041028927225101178103480403497818653190070604643967355986626075443667508761
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 2,912-digit prime (218 intermediate primes).

Certified number2,912-digit prime
Certificatedownload
Certificate chainshow step 37 of 218

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009064917256 --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":1100000009064917256},"decimal":true,"detail":2}}'