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 #1100000009043185206 1,286 digits created 2026-08-03

Value

44872037988129326483621224914635181270929638922299798558574365063148708446633961376305498876023444478975294708465878077803815487771555068183492732701863982710265329961823736223289764041103534364523127528909939628111853763383616495494473030073437688944414526308830492567756986271787629471128021404518878824786522440549063447378601313460468875458364302420731138522694206947907280746898290216326344676482907649504945607552843405650098146875633429809696451167868606588949878728111937323350202023208653273985355581946672613817055303459717544805494239665300698973427151267131143392869319785031725931313366964446963392841909446240281661803212653917628596573745214533887066315160288706229682890926557166260087637886250783214895784385177172794945539317344675315779272249487208354907437294210261016907871091565908082719800900419708475196386791293106494468753166329624684141429138564441632211373637762157799844970935292493269880816232581713616860106538903913379157130108455253987783439078090680820931015112104137647457739073353840645413807663776592257566587739055875388987419771726904960423560386885488648927955883881664761889094968876851239026221142955157545910985592265605487798948223077280215016770541822400054606308536721820207722653807872333226198045056971857039483730456027797526041701947269
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 1,350-digit prime (117 intermediate primes).

Certified number1,350-digit prime
Certificatedownload
Certificate chainshow step 7 of 117

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043185206 --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":1100000009043185206},"decimal":true,"detail":2}}'