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 #1100000009051207255 580 digits created 2026-08-06

Value

1159750937546065720048736489968684946217127289096688725880760228625100857229678440826349547190504665358220795427412995101573233202250007021882916313405100911463518134798913410943535087514128049236128506710183123361886461784700868902906971711892508360759140343404575036834836553114900458067713238311612142385141061206005510423033472641669466976160590256600698655638372859000824984594768317865226901961615013083560508815890283115556462717434306642174532491096592096394062455992191824117553320178837063458430434162948227145029511802227943763887109336155702605696146425756067598424453
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 1,556-digit prime (132 intermediate primes).

Certified number1,556-digit prime
Certificatedownload
Certificate chainshow step 83 of 132

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051207255 --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":1100000009051207255},"decimal":true,"detail":2}}'