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 #1100000009079855164 1,277 digits created 2026-08-12

Value

27906968326107571747590220556623189628456824552384188924554799222168418021022590027813077326831888114383090210808978213713957240157060758222096114388489422386212180316136803783856988493444834169488139256154964694570162449628217434596917017836261518097928076915316020047476806412042146316529599733177087277737673181298302827209466693521825343600764738204226967131565751717468824797465950951588360412875739444380834643112320599166372342170322001646269644499845067021202061991926932686044053649358345455993102160282223467335943458657799609953004626476319579394647114856276537813541195120038824788830139934935020726458436131813712266915683106682828596411317005521886373255381975698692995051710700583134311018775559319399477773580145306403034907501781047987050600087888526620428425185570109244311599303174789158877563520426973361039951999346261793635710316892902905732014599076971546052445927989531956310467609003289889593684899217331456422589740027407367933226888827574502316019010932306365953985945880926477265217910124096847802357403902369214152210082616324810872000075827056538218069263914090585893931048392691036556479060196219197680220531143724684061793975372729102379779665320084276634413017957953508536561100438096201364123192585041567688536291527180958166061293790247125323
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 48 of the certificate chain of a 1,857-digit prime (150 intermediate primes).

Certified number1,857-digit prime
Certificatedownload
Certificate chainshow step 48 of 150

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079855164 --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":1100000009079855164},"decimal":true,"detail":2}}'