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 #1100000009074405147 609 digits created 2026-08-11

Value

104341258827920861554947916504297431295328878293932132166608905612008562848567278820438008789875644954215209541042539096897952032723391999744255868580688248301739501459982494053285848295329759187449534342404838607161803024111136552436430498610821079155723359553574772299819531495566561986689402806310200062049377400936395658246831604185715535883172547230370858237068722792549833806546149770644115041297708999912719106216660957664034007401799847141206327333401231073189197938569806215895494821108734895415407696732058783302087927153591909063948050251453488114851952369124777338759249386582681504390843834562811
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 115 of the certificate chain of a 2,125-digit prime (156 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 115 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074405147 --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":1100000009074405147},"decimal":true,"detail":2}}'