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 #1100000010595901812 1,040 digits created 2026-10-06

Value

28419867808860534950253187940448562697373251146611281416547563671661395375196209093127409804137163216080251092517749720765010824421370404699016648500401999018608829210924144927014211067748444758484914591556240291505564760449409419123807408939560378397326240065182645686542728739089014455486757823702976554919771810901269084799373883345896662963207168748031219014268710107554577147666759763717862390690245624378025518836802767453139242895133740241796549075427897949198443216526517184700274666474487996263504166662738333929600827324824665570452109128678944125336950142581866483501626249695629068675054410794540682567896768115195780216524763181212426867593637927166495357761651388701053106951888832555661849291418410058103833494859372705942809186319633113243033775243752398518016013854686480792157007680121716255330239192469082153635068992017254181940861187631427815847721455951931648204292750500620282933373189921429044461305500307537662927949019393031821988980689591616401253815514153332988106124843287705783990017374505471049191161733283847
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 159 of the certificate chain of a 3,195-digit prime (230 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 159 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010595901812 --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":1100000010595901812},"decimal":true,"detail":2}}'