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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 #1100000009079526564 1,107 digits created 2026-08-12

Value

444676267793638680252084701326538181050663654262423241971095554520239462510428003025105825057581391188367708792990961658486251955646259155559124344018704714047912218094995805666186106251942084738472684706563542638751624370717137705233520782171931622374823123594189141981878992152951789453623955348694085773987878094903568029133275449985901312892911539944939924913557023757946724481688426981124254395751356784999394919965211832413316693576314727049241083430524558464128331810282117019959580230309416976528773335712667990001075707615142257965284885862713566396393298062324279726341726952553307545935314695232646492652140472526668894429399995562680454774457381638007269963990538799246329118465703216428885313596697096973872765128260380754161359539487374420860721846438827763840345857967904817267645870944694405593349182479157631316482244912666811665736476497167622796148640307302001345791553227391846489459780361406714211601442736321315023864312916814616260453619124622155561675099188554125660683888222834370703293207120796547497002917754275344164117984949685179333256493089908761749935488717844458330572346213
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 70 of the certificate chain of a 1,851-digit prime (158 intermediate primes).

Certified number1,851-digit prime
Certificatedownload
Certificate chainshow step 70 of 158

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079526564 --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":1100000009079526564},"decimal":true,"detail":2}}'