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 #1100000009050514009 645 digits created 2026-08-06

Value

147770844809685556463399870924765710890340500371948648595134637525431472963109329304423676294138661803057293943975638929956680970128233093093082583249473000122158038378286783594031879699857341992211867321120152824023062068251539382119797070691341670784791247009516966348364880317930786211258394611225177446308332700301562842236363797588004802103201704694359185599639230182831012070015313611205786566762701446940242321316810483673128988114806049678487616964820774348571515838087734368666432691982778065622048159880563047206018630682323350452364764252253848820439872161182854532447766725273320843837806021953766588552321806559459741139837265646101
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 74 of the certificate chain of a 1,530-digit prime (124 intermediate primes).

Certified number1,530-digit prime
Certificatedownload
Certificate chainshow step 74 of 124

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050514009 --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":1100000009050514009},"decimal":true,"detail":2}}'