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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 #1100000009041818014 1,122 digits created 2026-08-03

Value

663819349723099209252103610755128160517869819965493384900458594851205052177516750194010099989571565281453375046290900030561906008009823399372685090174205140794680773958224812831906931553895465008405456692855819096029102605730719660276377910413503556809886646787868803107472031370497738773785534665463130134863541589164992674044029073864083357730524061221695493238346303696334400224949176317286135096632086161100491236762485131629024445169940501518749080392384986723212334605128494743551792381062042985461134898796508585130543995941015067818696655865194084670336781062458523049304469120662037202988398323314245771730653277402528511737027948418165253840823218070783988637109237979593626161952751718923353884903632430819515000399747123218007493378547198681973862900998093201249745332941026189540514152470074411966459384242739667361935587140133792169100796682620406651306645222859081219387011130960277493582533926283513443561363496526010788967479388225830148401532516891232462841735270970555789049702069663265091216032884349972592285410947261343444714283531595430591206359302082021248242920978013650526187939888347768671165947
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 1,302-digit prime (104 intermediate primes).

Certified number1,302-digit prime
Certificatedownload
Certificate chainshow step 15 of 104

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009041818014 --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":1100000009041818014},"decimal":true,"detail":2}}'