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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 #1100000009057729835 1,040 digits created 2026-08-08

Value

40770614579420065255011928132619699877261250558086763651870757629149697925705769662417034765415420691883599192601291717362652708354830776643250417816912264098923443005893765793106526059201740918535491379732762157118999157801873976752349100383660364070235689038279104214774243793836948782792133015624744033894481266818112197203741213210133953917590351382493675110407020379740433855418127759562129560499794770479393650048720065808043138452530644982537218005197325513648015567361041792788379204263692599961398655438671166316454066684906701664235313265271129785240329871295512513018558546161397503850528460427442076706374667990643447157537066187253858992345127717648373196076014046440396620091310305369944185020493576809546828170590436320834670020796689634874208327943613531734554794950835514328161872497029154230077748078681605126841572221532420063606486914467134121607324809964351721723983755472896967192438807759254275638757806612511094164740500463592798198024792253028257708911262932733274216016364930451080164609641011813508866432030597451
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 53 of the certificate chain of a 1,672-digit prime (139 intermediate primes).

Certified number1,672-digit prime
Certificatedownload
Certificate chainshow step 53 of 139

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057729835 --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":1100000009057729835},"decimal":true,"detail":2}}'