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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 #1100000009084003313 1,065 digits created 2026-08-14

Value

299505956143138114040427504148320077056471881238383014866216823874061981144976810604923632536071836161687464013991269147784455419653027900615784610943105244008930769947174309007244422468230896183223515983707718617301380598800711702827808937298174995500732412721288246850767173782955956693465828504157073700560344683129649472699682300229863441193416684071744557724112033034104955083252608548110093580513548802527649789000858119882140252068839004663279818800620658459152903910328919501575147247687988314047363439400604829808821753723744669654507341194902602555496641117240716631132975406544713706775553497275390913715430702399858853563825284743246693538201531351405055471900041158558047486730364665047498038484305375638008081807457827392852290127019895597503993561982841972416581259037279715617820766167712130049184512880729734014290524868344209494689361129891688852286547433755739608808781398407533570232174909320232772554709537359512578371738664220892285341659770743484011698376382149916311163146304621355276967219501235703847986814065498900980012537893046864698301
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 70 of the certificate chain of a 1,939-digit prime (150 intermediate primes).

Certified number1,939-digit prime
Certificatedownload
Certificate chainshow step 70 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084003313 --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":1100000009084003313},"decimal":true,"detail":2}}'