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 #1100000009073140731 958 digits created 2026-08-11

Value

1237679225249874962059800125190858635129546371403725143347353502304010792161545038307209485082094773827374093230226470535450921427586963934124670971593248305630304937299990170733102040474519835521394831936995734685584691666327820309862425233923202279038026712889005576013199363676875206505732832256708217661898839667454849997987795940585380111765372187501473321393054290604605676740123612449505336284678025344390323895517657458229997976284427145610126332660272249993294002430683282703034067633887052256742961885755949614988036841939693470704452105709923542082357466422616222967601638765910788704865034197040090571233712955439419455671690444560820252412608331760527367788015032424491256869677916136086829940984902197291911493292294318420949677176042660190478154183645285943160173989002020494010397565753295312649349075654667277323768078906794498415445482635793834873099647777289143572942961756761917353152575717299022923362088040173675079259003567606694008439
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 93 of the certificate chain of a 2,119-digit prime (164 intermediate primes).

Certified number2,119-digit prime
Certificatedownload
Certificate chainshow step 93 of 164

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009073140731 --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":1100000009073140731},"decimal":true,"detail":2}}'