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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 #1100000009041059151 1,044 digits created 2026-08-03

Value

342936348118557785521461617081748308046063707552314741807523138352341704638111181337866804271609076036260033244576549103260481238163846269929323957656345985236253320135144768217849087699707171853758892983981344185774623870008506385319065402160437006983497671379389968423500361123266229397656975025357574929803702127653283042981584834762970649124638374714169238373332811304177307409511125763073920731310108830323445115226993450567534907652445876301238009317995764946478666552111628951814643529416837949512774487337660310818214306848519457703222137836001000623192050866740212485363801849328688496962076649590881104623032653349028199177483540831829044370274830640650152709497947362461308031825544205937887991017960565003384968122729274747853688067643043354986284488695813644055092002634557265483963798388605775351016123544251489861756426315856034336769538732445076201545516267377776213909974877320248667738521554891653516338473061942454383352450980070024895336612336702956406385567362681360805613110516962249963192075140683867503408917192935321801
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 20 of the certificate chain of a 1,295-digit prime (102 intermediate primes).

Certified number1,295-digit prime
Certificatedownload
Certificate chainshow step 20 of 102

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009041059151 --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":1100000009041059151},"decimal":true,"detail":2}}'