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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 #1100000009054111369 1,569 digits created 2026-08-07

Value

118542399985152346554572540479280023159417308545153077803238243697741053122386972713420309438132568922339619056076264801949951235194381211216758065185392617839506456632692024107104017268556945833033429374204384789554002843306862280626300357579724786205867407145971270203866274169444426972791042669387748582664948344685888636657984200231337049022807715940141670342011188093543213541900812454338589196626150718448246919490598852069676473732331569275444592534138850486996642328846831653338649852731450992904774422536622732714728485423618088369149074648309604849393596206647093886267795205550808937591705076248801786439977826917931348798175678034290311192806041336816772078966278338097395939829205620583431929907078304716237917620875739500106461270400684582474909568949260664790472563544078972830366459443523529240604734703049482004911819578608192006951285671615105847570684306926684653959954541525329096665053843652804458535526816246727263905650991834946459699596357710396665403997329546735023261837725384287882656795347739825703738762278387894371951784416780472256981394865704125706018745836065728172098141553714777465224237549621776513272087689127832541218203817535005482014696351114172609431204966873964018080903079395156842034442127870775000829990250697332472120438178363662322843293761335438617245637615569467532852960557670471944526372738180551140447327590913718305516259991343247297995936562182056292412996936409284052279297435805806694296930410324718912416159788582624170961961790646953627380469276927535024228390923006369110029803500936275420764132752520089247737
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 2,306-digit prime (182 intermediate primes).

Certified number2,306-digit prime
Certificatedownload
Certificate chainshow step 61 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054111369 --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":1100000009054111369},"decimal":true,"detail":2}}'