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 #1100000009046872519 1,173 digits created 2026-08-05

Value

533983554196997078620558521923427578545188832411041688581573849474840251122876931819449438452606553399455886725864638246793798984361591919054744205942329180118565111716987564376515648018428375914570713038171575785894393433117905716553979399871212960971433572415612325219813184109589355177798592166458210005415363068678489944405734486288984522803100736335328317508064764360882262482692107169601311171618222371959629949356236869780371307840528293317293722221679893312224083056342116510951829964292567713508531906430592869090250500436680559145425921350371444528502354766235904035385956071984405420886181200599408576516348516505166775281733209338314457725332498831029452637845656601914401643082731550410681893390573835325039515793742889091098028089572101594717065286475458957046034134517005270798588497799434160369947496114207325159313157429734520984969105083152094446869009142342753193038106073101564638967588541079449202284536683027723823429072990361274413744473634320018513724981337230813203267845368899080092586887116694054587851985852340401922897413071393333934619736562796190304493760444338048967956401084278952035449639441380717639537825664050735457000737832341603906219
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 22 of the certificate chain of a 1,428-digit prime (123 intermediate primes).

Certified number1,428-digit prime
Certificatedownload
Certificate chainshow step 22 of 123

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009046872519 --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":1100000009046872519},"decimal":true,"detail":2}}'