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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 #1100000009053962766 901 digits created 2026-08-07

Value

1524020683725972778863858121485333000642926257137432076859798757371576881452098339017474097517675613621302337019007669821170656060231586074685863531472764170122255916643000213952757739726162464571168940321510001750849619166228374634564738058772451811370824268263263960061056334205678613394551124517700813024354190873190571089287058608056563965254039764160671865564887401980928909899186644736363219698719486576288577351667501208420307123774740206149519124962351651983402490401433807074933579176729190777320957840529841492894593958663842638295050686157221150303957212929210792733063138787520626809243602064774434000287005334380480786630907346112286255602626369085739831873647356118658328035704309889919126158818028784831309229802007714399214406516499889219184337798705544464720227201001514865382295303141436380555508904113498971805722594429755755924681302222832510413170686055854933622625107168958972479
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 114 of the certificate chain of a 2,306-digit prime (174 intermediate primes).

Certified number2,306-digit prime
Certificatedownload
Certificate chainshow step 114 of 174

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053962766 --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":1100000009053962766},"decimal":true,"detail":2}}'