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 #1100000009061824061 1,449 digits created 2026-08-09

Value

257414884780736826447355933076952456458761009296437201639902294107668743020810698287327676876453694370618761056662171909945429269574028853794263045600166514965139917990511932228886384593965240820273175687154526242251782425543685676109928703122929262426538779377233029515933443662165109105687267895697501465763559397821714342402389005639351587342461635857590533570537298898071318850990302879467852683090387799421864555705108888705627687497436431215693246412784399946961609255175792494257120626367033022043308562999322955491963356406472249495489097389289962327009120680101294650573245667073573430005132174051391905439685107832335663650999432131394194546267226146905276879797028553046647113992626762350662865198728774388751383547974660160789980396931138088734400543859951002869344060210987185795153397208769314783809303197493783903494849225853123259233917810760937542694130793926921669347574316899402400746549165776848044905211499073728291642489424090117213560082100090857410049825287422274268334225312345687077584818115799479122558429509808528139932991632511619328757566887152579653696269694875711784913545213748736211897989001762093958774208662846700880146191201045329210520734409973170680776928524562030620927908603304519537545630156865596765209123477813605125884118989116251739745856693048886626693440319235583575142950446644261548530322731343103972364725701230004838683327557506936399028495354683066461575121027406616375247249045401123042221475871
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 20 of the certificate chain of a 1,689-digit prime (135 intermediate primes).

Certified number1,689-digit prime
Certificatedownload
Certificate chainshow step 20 of 135

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061824061 --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":1100000009061824061},"decimal":true,"detail":2}}'