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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 #1100000009080659008 1,309 digits created 2026-08-13

Value

2970995239168779070231702095230742503028469685647562024212532673843398432523163731155829374688029179039795128233490100663273903842935368379765402479078635051301165258690504016309618817875444137358530056444492134981249507708929971349062138016631683106381725286302194421348676119680268030436062257550477870351231490851368950790105923337027843292361629252391059024355203936974039351053867019005668551074212778031800736263578851387660954855088087793736294696121067817915830820539633074745591083370209721521659807908285770314179985336171120085058483484637605710030985808859561556607072471589596268152523109179706620012394392635925193987462354397418794967633531902083848097243471752254943915212761942547995965389830387573617897855930920303860095574377961041557607434772037568645438471441431479469270489735837928404131516670349962713950268382764914656012265410140864696833980632994322524976402013140396829752929754167919119332829381525687041823515481416063809067813276503664117301428776060382983387007917485694653295923249127467303317340334322384498787323544854687650411849311330874899858392300267351401036990448477927813325090829239030497959362534427181347840185571537750412738948625494869513314572172106697107687259738021940814909761570357403359858352864660223570002367328613919714866842890407325352220451195176253
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 54 of the certificate chain of a 1,926-digit prime (158 intermediate primes).

Certified number1,926-digit prime
Certificatedownload
Certificate chainshow step 54 of 158

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080659008 --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":1100000009080659008},"decimal":true,"detail":2}}'