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 #1100000009077203605 620 digits created 2026-08-11

Value

12956934296850444045750990718617700242046342020801052832778351320123760709334983390163600200746145761964172702945286879910931763595748619610159570607240069844854547836645012426123899829399298423585466419316869292381554084193246405947475652328002501573191771863978577836095014743184356972540527569755867371244188346105140918124474773978232868736219652649549382781689392726259693571738717816663932361253542662684841547104637416600432811855143204821971153985178925052619755071951659959575111744259429019769858936000971234401386178022276032600645808731339821423720976482425058505919626016794403340263838312443015613014340801
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 98 of the certificate chain of a 1,828-digit prime (145 intermediate primes).

Certified number1,828-digit prime
Certificatedownload
Certificate chainshow step 98 of 145

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077203605 --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":1100000009077203605},"decimal":true,"detail":2}}'