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 #1100000009079759404 696 digits created 2026-08-12

Value

287728695560651620284053805559787312235961049621234156650887807251799517958444630616876219256841211199620150485927229881942476938934319632961210942957325621296325085497655812830555063746293495659054551099127046242328014735633414036786926067533338854698434848361860046269026987521008793892094660979443006593037656935990724202596866167769286458285403860841393317590841771193680337438592118047206484122494677911945594873695550951434623808840532525537628678974193941772560899797927230541318970685978642518991883554892638463622601024804401885970856597805143882098791402668590684301941022812354754441887859775781950936607624677739898661679383124292260953873022631975027736991959249728180694791540384767
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 93 of the certificate chain of a 1,853-digit prime (150 intermediate primes).

Certified number1,853-digit prime
Certificatedownload
Certificate chainshow step 93 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079759404 --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":1100000009079759404},"decimal":true,"detail":2}}'