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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 #1100000009048452237 1,059 digits created 2026-08-05

Value

146415237445147739302859071262873026331506172157002544221203821096515236443957009738173670201198987296120585416410191347592721403521784275006446779495852746079915591469353008819054025431067330417500223993134340324952415154409394910954284547116315349816147564588503769752013101496276774883044879779407012491184768522586011491692851298114125698736524462008194557943478618053952542053599802863952382812255143272713019583674220572113750141991787148771632913484445353063151065119877755434739648261261269026002707431916774801101343647423129502705101782531632394569579242709876656595486363476493237312276867147114492408504937968116175903821028194252886797494258949969451900334604326320400690035789572203591264904591855550587760183229817303457492335883107493242651670047086178709201625946477913682826195572239632780238425603394592903308787530705456921658406828823187975808266143379878497445936717184972357593876290357982208893600152880434622551219530333851150703203838338883805181989648835215014521822624965113043316173754932242248240130058801328602232210789153025061
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 1,491-digit prime (116 intermediate primes).

Certified number1,491-digit prime
Certificatedownload
Certificate chainshow step 39 of 116

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048452237 --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":1100000009048452237},"decimal":true,"detail":2}}'