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 #1100000008677878099 578 digits created 2026-03-11

Value

17616636363340552676732748579577260275070711821239346436292197516205110249983268037721689774197661748607704091502003968004030756211734747007803227402157244675115621501459315861111020970140846707293924622791876124075041419904564352671356758786453402942936888150960195829054964996227508661493387195004065411631640108246520748662378544030918730825026251516212642929603785915957712897484949977164358546738538651952483293618366629763891645017871324643342085098620739052956468464208365627894888151037063908463613784413945715390658822122358524047348736537481491840993097729674828897743
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 114 of the certificate chain of a 1,740-digit prime (182 intermediate primes).

Certified number1,740-digit prime
Certificatedownload
Certificate chainshow step 114 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677878099 --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":1100000008677878099},"decimal":true,"detail":2}}'