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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 #1100000009029044783 970 digits created 2026-07-31

Value

1380294777712951979165907797106770879621294162768662383888187307260890646300764552653580762759951447664896127197386139919802145591522183631862512365136708211355127205838822698833672374711186417670431672309641269274461187172315000266544573043285227560879840286673329311737252443407531893110960861579852582874292389206213199717345701239485026539052679991133959958789669057371790253344345150331214701821937131708427623054709147702677439672132003980506207033870062380203221064851387802680407903280056870628060349874456782417261644444248294844441281570111684013091143079447675235170932415902500365499736154365751519396603836297048677097303719466775888889406174768898848319115891375629047922426555743053164704611611501177981227292126873889515928362616881116737930145534299723472914620369340292301932535154133455507399601681200579576164387630496698998080459450496371498580847508436812122839317670901090883154760776501825653820602003532625357851410456187680431396978484900120791
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 25 of the certificate chain of a 1,232-digit prime (102 intermediate primes).

Certified number1,232-digit prime
Certificatedownload
Certificate chainshow step 25 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009029044783 --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":1100000009029044783},"decimal":true,"detail":2}}'