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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 #1100000009059119004 1,498 digits created 2026-08-09

Value

1122777021286992193507879373436376496023646746429260067062942793802899533515699358538972469770104177375476616693101847460180049379974821966209703033889475033769841695052633458217477994455677940019966315986348313153995083744103675793194089598593182604102164479683101569019095003664722708069314267504879772019684280495939070608090308392371567513222681323361820933668742118629036258719380406087987010018762047688076924728702068700408932198625071758307617201976085277600034533515259506810731528500741924538117349006915893240556237229467095508617664708259886273819400367422220037936130949201120149095954852777545100146045323871376803935727909388878227959022021501615400693082721799174832779681283176135451513652927072813238022561036385483098678435357210910946676750753345212402477125720610481286569309827103729041832625479565623392175850804507757555459372477770931119629985728334143980330849144526588347736467128341971247838222701980378404655674028055566072772976323741865403607860831976650619439010722092621797257889207414240130521631595794221408482691263708333812468322379151010155790735298880587790934147448936300435284894845148101996300722083918444429422173130476172123317456220823917339654781241325133213313554574090729127714002212971727759015841233050786907964296604856552491626335432291745614776255222432957943171686236927267562321706013069701998994433573516399428569034821088491703667622538537669834314072931460371881109267056696638710986343274857792576011349189942371274777424092923807082533857
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 2,365-digit prime (182 intermediate primes).

Certified number2,365-digit prime
Certificatedownload
Certificate chainshow step 69 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009059119004 --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":1100000009059119004},"decimal":true,"detail":2}}'