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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 #1100000009052146661 1,214 digits created 2026-08-07

Value

17427062718225535410927165156116763873624027512119433453796095460255306178818952928456698261653349222722231216513108404961650115134683254838858242634747607781090899557667405120032600186474854041811112884404871880379116225613230026721818156542551686072758847257949863775546595300848997949586442219940118544756688192076038996528141385712646493439884748364430596754158278634785943511278924304989017626605306893915843472136584121469790337635343007787049590447181569122014150362360676106560652561583402670735819811299626508393240825657855260814474236291689873381894068780239967032104048362344877052765150097854302787360954776876359524364983344763579026017229762078657470979631106267668143185316591411698682726482966309650462365389437118592765981667746044079810566133852194736607829849507346904056351135822169213800978139864507915438947604873218622503057254046630735481098403292827536040452477663744693132946613145815738895491468519021198122060745068461319653262826606021275543800477096122604807279687237095421771414820310009567104150668686171567323734924576012088203571075241245010759628329114268692130525943121800721019148825851203072834189443978525683203338631933989615296334994839097151897794629729898555644937675837
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 32 of the certificate chain of a 1,580-digit prime (125 intermediate primes).

Certified number1,580-digit prime
Certificatedownload
Certificate chainshow step 32 of 125

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009052146661 --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":1100000009052146661},"decimal":true,"detail":2}}'