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 #1100000009018587335 368 digits created 2026-07-29

Value

40311537237471767580713888618431453525123399492881118650923209066133054562900728534014774692254438855740470269026834764996290439587361825570081684520836941130828166841202644683003515442835689904508373839351872863388923560674943131824642738565171303619312003696728561493154815424634486844147683074515342457493554512052148083049536522351066932297776199905328559269436093
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 64 of the certificate chain of a 1,008-digit prime (91 intermediate primes).

Certified number1,008-digit prime
Certificatedownload
Certificate chainshow step 64 of 91

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018587335 --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":1100000009018587335},"decimal":true,"detail":2}}'