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 #1100000009028337827 1,004 digits created 2026-07-31

Value

64704572564135628582676226424981439611042921271576545178610260057149567351998754254618165047027683887324652825183701367557961487186943390769220205643508351284215876463034922943887476672273536703166755965817198460069290464018898086655186359790203965343323358360669556310195398954839484829340696627425857067914970080139757246263774797588802413423312584220456922836428138704673619321304921772081321276804042623935972175330653252662900498518258561048952929987974873836428336247669971447288650883177116013039377972072006814141822295174503706609923773315421555508324602936618741222852827188310635213870237337177108160175063260281537449151657797231423264660340306206570640997118029786802092080827489961526200628406700191404106445732552006508025908430823918904699833436916097314145398236646982760127821854218640893571107403174158891289383507200051101010113767553754597719901555869738481852863623764509292620934224132092930958870406505096973837927241603977112623045335022858170797635698012218175046056748122465209
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,203-digit prime (96 intermediate primes).

Certified number1,203-digit prime
Certificatedownload
Certificate chainshow step 17 of 96

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009028337827 --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":1100000009028337827},"decimal":true,"detail":2}}'