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 #1100000009090412272 1,000 digits created 2026-08-17

Value

2365609309309937724018384901879793688957872297249761682238447394094235762222435183760159008457062878916911335783515358075631765447841113395772028149841054046496657855204757092731185290829461646303809151501158948978549437252201868341797759595109421496158413811199818113092608701888700601829413274197050641322468939640677903115728350421400101276520607293636806209964473549581216640317763821529679343816961929033581658983907068951650128968604689354202330842652032480491379028491981772475296339328358165182891904358392248043233770489452275526745056222996435919261526728567268285823785226021379664125280154456501711050089427957203165041176964144511463971897271470023525349741204285312502172286740504348751787170484339875938053052505767926422423598383637030582030629830582121721293819503624638573273937513592636756817055146981812445082568372115686867650410075922227353869391738535429251890895457821074016766004310699566932739613494248340332330606003172404792977377691549987211353191407958009906202380353579
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 2,069-digit prime (154 intermediate primes).

Certified number2,069-digit prime
Certificatedownload
Certificate chainshow step 82 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009090412272 --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":1100000009090412272},"decimal":true,"detail":2}}'