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 #1100000009084386804 1,410 digits created 2026-08-15

Value

248068259872322272168604692618411007623208280370836863876700118024947152206574467258064803095035774129820278445205158484494577190287627635935661161319223958987339583077437261588928966527507716006894520857543545276829320105732666833307055808863671463639666266390050692198295895524355885127664217858527207705840315570787146681633926222422023681794820601227824581531887528324526949790904560163158046555898898955131162625732588240365814318555585213532335764726808842132216955904880646240763733699390614302103172443297056443414862922223085255826634325738612910050525048742705968418498341735027441824133815879017687920518259748747405528741285722104869853034771163254762861080504226286600747893916464084310150701968410278283076509965783755903450145809861480948891764777551640043534906114817110363938205648051598653389529961190952175443358507939273638080464607458273664542374037507931185914389182926338861281425717549738368286030891792453644103262895504465944130854284876990165887713063959117255136999518895029578650383874575643443339084079931412968827810768170195326728158502691881729661709719209172989794193775941335324922042916301164795501843481446507197247650142519182080196401150047457690050222679860410714287190899764497879150961622516966013569450115915709792524312612484708117206972181479947458862377416412353464821040824023271366449504693496273044878449476150083562507279346721283674646110891964420745172262491
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 49 of the certificate chain of a 1,956-digit prime (156 intermediate primes).

Certified number1,956-digit prime
Certificatedownload
Certificate chainshow step 49 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084386804 --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":1100000009084386804},"decimal":true,"detail":2}}'