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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 #1100000009048270213 1,339 digits created 2026-08-05

Value

1037723756278786577262408275890121676077571933079705132771185369568800469038769205761752683544469599643208882361089500489533730308592692387819662241471749061885964181246361391202091428501619535380954519063589336712404700145917067694908137135177956230817808259185139203652255013265210303163107351335897963352737207519764951395711032015702295911978705315278994152771939700721608273628451180717501812856476735220937095814571496965870997131456405776054110769335852807033777429920282740204531298517095834240380738923865808235649662246544492667232645900758091528515148240518434396694393560397135330788824769210621939543525432695876740600148408581443888082269333497455572719328788916707893377289059668553936754063677976457418769917543266094499236220785160703981177502586065984769974853346551582405841286830001970030394541089613838865249990617627875948929546555767841254148252141256294392878025188536019169103779691199827890326208821011379055313434573093512032947869950758260436220333538707306949665118151360178199834563894217050949062021993101184493223478725392131026366220871646616212893649202278026118901005232078678585781586991438386026206293171031997673160009236952300063219941641931384855018553405421175994471805463760521798297263277214724174258535143606195386564988925033408307594472422652207967676881525799963273522924830058817459187614587
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 1,483-digit prime (134 intermediate primes).

Certified number1,483-digit prime
Certificatedownload
Certificate chainshow step 15 of 134

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048270213 --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":1100000009048270213},"decimal":true,"detail":2}}'