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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 #1100000009040260562 1,134 digits created 2026-08-02

Value

171374315545347290520124718304608039428012648663134562718954709730634484952897816540064840166273531583355201282843653102364468318038185616844312819142027765954194696142738966078752985061058771507490792256456751094687935044200177475568145050817880484940641895254872450492489210138767600540544640276903408875815143584244604299461098863954220705263627235714135319187266333262503532009913447436980206366956367881399408191357077795859027371703589382522464418734810904355532468969424889906003373133934482688451310945115219945137060007631573277819424947375979721153398306093825506346148506709898174380852557208205770866466399734637934810059891753639713603218898311379058411640641565144169622715234399851954244121047084135530046751056848067356434957968073785444951967665829654938181060959205075386010066453550664325072513365292114145248559072568672848007599229011702887439141897332830116011020821420743879881113464699454130668091885671964515350191275807665105991670042946151011131430830422754922755980237275616085670664412632814685345909503876426351418426715995480697404568276896189406980649730549547416445575248385095048811260340909321261729
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 13 of the certificate chain of a 1,260-digit prime (110 intermediate primes).

Certified number1,260-digit prime
Certificatedownload
Certificate chainshow step 13 of 110

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009040260562 --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":1100000009040260562},"decimal":true,"detail":2}}'