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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 #1100000009080133352 1,282 digits created 2026-08-12

Value

6403219085537930094745178140902328573620382075476864295487659950766299832277900484174272797999789560509927952043514126506348669529181565522858908610049470456066862423965517946342752465326578337385284170627772481250810157497675206037305217143341131095759900426138917438648737527543962823302313246774205326758648972413036718874667608030509424623880022151815388412137756551199041644175663973479714111073102764129527086603601779750160292306313630533393523328110627472721116139460411895635630545139577299843770966980062972563925650229276293522536901463032902307635040741293092734954570236623803147868491819270860795219078770712150585507357050237318155518209385201479434607754444573385432962907233287601311399099778274966403012941818413544079766057739171669379819785643898656184546728578097706317316814703690806430694138623886543630375855088936713983571414079729009922138389511528327734173939927803487376899907191927371064868120447286908741356464185346097118561934315932296833573926595029349589247784486870126058062367678443243551234089979931837637815428091851595538809597791012751053057508079727309406885270054272937336830990335264737608473921683138436440314837537855288397833203466523575954716283600306033158530088542048880686939282476814813593980394824181538089744608821443279499293483
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 46 of the certificate chain of a 1,863-digit prime (144 intermediate primes).

Certified number1,863-digit prime
Certificatedownload
Certificate chainshow step 46 of 144

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080133352 --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":1100000009080133352},"decimal":true,"detail":2}}'