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 #1100000009055287371 1,436 digits created 2026-08-08

Value

75111681754061563304334414961771055270373948714130335610403379404069963569284218872716560964243779444584257790555996070176770351634035333402434662333597351842880977451491910271190866804777047226239490094955243111310534932441177495618915306362838378378219723022648291602492689753928042915726863622648040645652254935695349162721677083932646449403943515221937243693521816353160961334191622529703011939140310154323401629457010378998916891558410422665845588269463899843189520667309741804287809909137044804324033673187294372466433312087812146254197181382899281948915497267298665305653182761001396323625036352852150204135931516801331585898379933922236212503284609658694805681403742851604207677048095630528281043065278960546411252995629026471312850668272409530033188993607213283558569639713365611272571702963609376716213673419192214859706139342681084624895802710181205808625854344998195813833005787019847328617140811555625694279746205895987708838128478236170096837807251175818103757290201313887382948321279609252431841501078636698901726941791111134712904233948893717224696674072424448553967830884538511192687886635209462805068400746855251994920215609220663829672090811766177671529020484465207026074591179637757459663530085523771701737230143028556631132087933493446468229806899327056258611235246378419681560747468228801337699610021593617799496581514500826534741267677463469922193733463313056477635791370085237707914147585032228960716201364619407
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,639-digit prime (130 intermediate primes).

Certified number1,639-digit prime
Certificatedownload
Certificate chainshow step 17 of 130

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055287371 --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":1100000009055287371},"decimal":true,"detail":2}}'