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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 #1100000009112553442 982 digits created 2026-08-27

Value

1350465222149991327998105080284837057073037220376949837402389899152123709425217639166655627487604995224344932476620181319255616029575248338678492617751228756111747023355276718085867524312907161964434258177829841797438129327026454129656833452908598722714899096930430398549312433575966555619694416480076640080608514273070111632749165833715899148229137316289974937570197840917663498660867112302176440749591834019689428054202190156524561212423343326977686320329463795506444943177086021784919072661074665575440044252108040191524054586079419683439111643033943519974276847287188439911416531998457309513963724368875338889132114160129117552032718423551143266397575969579618952739801895705385354135592453635314931685712783755574312368456592756118436715942658217815569338120804363280747343062974720558565393021054950773515999522517796596024864637430588227530782201163397976733741682370459679967038661526612564278106650985075482921379496454707588154909996233977584672752552744513706163312712563
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 148 of the certificate chain of a 3,007-digit prime (215 intermediate primes).

Certified number3,007-digit prime
Certificatedownload
Certificate chainshow step 148 of 215

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009112553442 --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":1100000009112553442},"decimal":true,"detail":2}}'