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 #1100000009069607012 1,009 digits created 2026-08-10

Value

1626810158737107797095909309210695509798244950890030302096787597121030602636314145608317669425895564060638210987996358656468037027770980141139529855363099935955444022373697230057297494685918677539191440841299454488596049286390749018369981051436010118860348875975396294929758550975182772544124580184786805934838907183017474138573817627953254262602769313571084196390219821802235205678938017063712792003355797169810825607014468645545634848291623681967125220441021164920433188884029136970387630874241363969509908147231465475448675854589402505600199006751766339600215340796774782022619900132940069053227032510700110989591046878850550019988070204283915770285921087009191007368157460602811200792055299653478517292641098538843359895426918417157403477686472439530696035694436126874131499034746092229885218738692784948326661562702700223718532150030090421095323273683860836910428851772359966885954490899830536968759290422599700637883099917519684906135637413179681287339712294813342844022517109530073500528899759324149627
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 91 of the certificate chain of a 2,104-digit prime (165 intermediate primes).

Certified number2,104-digit prime
Certificatedownload
Certificate chainshow step 91 of 165

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009069607012 --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":1100000009069607012},"decimal":true,"detail":2}}'