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 #1100000008674995090 882 digits created 2026-03-09

Value

815120127574306309839572229830251003778873133529981427293842868774981269651073157667575789993167877232449635144106599275503661473626508984642942755600112850494089010224242748396884243699352686501320773440420299982487801218800120456499342249030278246208525602171466524696213897833101209424452295242902178970817804855112398513537027363110737395361199744600227728450342125957932703958325966506662145678626675751901105441453374383095206548927974503465380213921532943984487547805238582745856783175384688918226114109770808024623035333085353439023301203069966788213833888885067933659481743156519169413180280244727690987064739974587699220213437887961994557431907751357440634965022076682706539673746580320304969090232049648841672544640638586068210214388702670066126300504306008928129812525682859815990055977653846995999589525834820868540092201833967373730273629290184968024178143607051520751
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 125 of the certificate chain of a 2,906-digit prime (166 intermediate primes).

Certified number2,906-digit prime
Certificatedownload
Certificate chainshow step 125 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008674995090 --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":1100000008674995090},"decimal":true,"detail":2}}'