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 #1100000008680831143 1,158 digits created 2026-03-12

Value

309219585053961131818780610544561768628024596253128380419766784209121189931381547509110908325921402143455259687540207694998977908211638909379710808230165917067096019799208654283634159325076828740553521660454027155620812240500992763479434759557630988861052768932408944251152806763149091771813163139262044054983263423916212431576582957043552654545590709851243577694742618938868360571169553283658512119048596694659201057854288025922131364993993575088754082801807163704521419088061819970978872704068228862254028712215406502212890019767526129681647176226476854363792247400075302916676607698168309548443367115899102350175740671319910303143556983126823268454977537887410921442799743148976067939553700317967215839124229540707276439730442364052246294014727480315640718056061373273004551380833308713052734620176262741169537271971179771350630631557884511929501680020379673088787802080860308196886893252997069373866193093883138113604117715158309797233484294544417099115994456436867245038476657765437771524495581834593824014389721055438162877190062023494893435414372830252852542984463072283191846223496278731971028840375692271215020714342551566524358094820285856068401793
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 97 of the certificate chain of a 2,694-digit prime (164 intermediate primes).

Certified number2,694-digit prime
Certificatedownload
Certificate chainshow step 97 of 164

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008680831143 --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":1100000008680831143},"decimal":true,"detail":2}}'