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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 #1100000008678599074 1,159 digits created 2026-03-11

Value

1632904957240962015107391592241055137174156885728772398929201393248405243660851156744181123935055351139523843015248685627324828885838461986392182051927322060486631697146417739629978067216742090241334768369040447276954605431525659340731371407349053268421846118330140305234867851417768761465697301708827475723951556075933795294406190288298392639442561473366187858592098912252448857598402191868430993167365780913209525013487413239656788307865373847214775819725164610774082598158686919670286053784693763159821018752098740751364352934208484595295059467329086192770852671668700494529500186625713606165722194402645778634402656947331412308926214305392230285896243829279035874738035860338207456210223161855538924915083958841715558633949884080414222226649444940444645885772727188614500040200240326890522603567864577800147601435640416377350427193629187729325889331912664181379980096039440587814451232570512440933851454984119568327524442752143229125596547286689269002602115105092461958051728955896098821334231613482278519679908947039258216396615710177597993836612475306790412590981823209323536247499103828335606820581301676764086484851160955496509027960348623844704618709
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 2,151-digit prime (154 intermediate primes).

Certified number2,151-digit prime
Certificatedownload
Certificate chainshow step 79 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008678599074 --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":1100000008678599074},"decimal":true,"detail":2}}'