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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 #1100000009069115650 1,822 digits created 2026-08-10

Value

2412245402212426688419961676751912008448709259548010685260961398954856074021298542401176338723749697295463917548585791078289559807809012863318409246528192973677003397749147461636865149846907487063308195818610103283073284427825010314233873883562148281972506738058117344860845096708586856310331184765666827391884089369196353557139540710832735848341534890143284486515877625214423831093985755935676749289596781713729681557550122218715627610386854239477101678837284822416249527672427427775649983085797486786695667696595122476846083975753846774574675314529574878848490590376995386538289628653594691184186693328536310486123708827344257627361271849716582686467199484211231598160275710683402692310746184881934866256567633626283882621334603462314780715807053059763162577490162041081233895895079422062881147337123632866014296678634574873239723161847679299172908148419283999333376401544185628670105435252638348953941963737657717841998565842284062038032022008838357416905529658232104256290867810741317139396271202197231342395887287756573665275549889416362461153562351858193508904879520032637389126067623608568517351369123417762432649350713115551049635245553671130033240044785989050891505874469280446130482688818531730955067220510422502385118592076516347999922010681280126331152567460151591139393915583151853427755106107009629274984487423416951085622905398669972729947517822027335725542932649143124783380199664892443783981594171240600986973803068108824131589817998352153818041872929025649421209287327515756647115820360711778313399078339418423973033898010655975342538766025550942466959514707370417971378548825869775888010725094087458929332011195657180010148056500655656193012219476466109246395797717675497206891650259566098789927934152386017170772403033928391536358612241907456624167667078836248992344389355869775450953738865433564344733
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 2,001-digit prime (152 intermediate primes).

Certified number2,001-digit prime
Certificatedownload
Certificate chainshow step 14 of 152

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009069115650 --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":1100000009069115650},"decimal":true,"detail":2}}'