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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 #1100000009067366558 1,266 digits created 2026-08-10

Value

732985972727669982612045926727367315748660430216178925847315221108340965707015214618685905964781637958871717521148517498710566634001165516333285933493035487604752219209952962343464717310344120629849429010968517196848598814286394175443595434495925579149994215866082062000836304764125657958523202068586510336409775059534173540850079294230628092432627662285957281284953602989040888578482794612211009419636836245600184401035101783091758148106147982806453389556722995789739888984575047545491949989344975906544674386989523463775491199156265473464652192268100691081941464857713243348289153362001670785938256140930278175620227024777168312960548478534203306477317501755893922530124995505749153910540462937568332922875865300990700195631986125070696238450373097040563572540284892854578298088892256816452372308608514129123406053596087796687050711138034935227909413445526382116769967445935198533626935524606205754247206245396608812395767089938577347860034694270125858218926732204634947730445261017311163082243911911379304938284097888031445780593483660068181918135366274946446633066026984239152983478794519780067330861004989892764776638217840435669988071891488593963656083089472662712433295557575283500053304701257104607321193750853395490068528899026649851710878619635037610542497
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 120 of the certificate chain of a 2,925-digit prime (209 intermediate primes).

Certified number2,925-digit prime
Certificatedownload
Certificate chainshow step 120 of 209

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067366558 --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":1100000009067366558},"decimal":true,"detail":2}}'