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 #1100000009058890299 1,275 digits created 2026-08-09

Value

153803195840198915645176879294929791015217751968517626869737362832932249168543684710022766509232106422093730435267269386104867282595136081620201654903261897316649177540772153047784295597261018671140006518560536696010494554269688525544575256324036163946839804858587432700481998403565604120406132853025298000167755298297445305875202296976785463828926028040071198793409381024043616653526756948674989185201831725574641492163425863027217792369807875922569987100551429157950621547389951656838926957960691064889217799178705905559262025109535191756900457575932982889535166927979413196739025545385292745772243547403546396396829650077258795400910833171794840257659128416626894762294661684948905634452304078642714591670566955334015330881578843388506830681623692901560983179437520610494154948867985819597727415799220640875934100026283162116504009872971568587602629040695713902858633375823757095522544633660988614365835550266380497755297303557433811631781683127917829654139712537687229494205694284127774501422460057776425179953427971778772892160990018289240634146498195669407490323316522784848102288008916446643800555331089937388372895467900438216323393786443514802046315967122027913277231366565376123851324221499173645827103715649712955846229594807764525060592418248865376019013088735521
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 2,260-digit prime (174 intermediate primes).

Certified number2,260-digit prime
Certificatedownload
Certificate chainshow step 82 of 174

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058890299 --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":1100000009058890299},"decimal":true,"detail":2}}'