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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 #1100000004928742875 985 digits created 2023-10-25

Value

2705337401721947319103969076429812920486590199714211698088122239989484171159771241797624239765533887360825649944973657530767545745972681591384298466556215648294524639562868026996404086090165246008090781196468912475984646782922929310550816217689304328740397733404291025187240702581844091184754553366189085471806024175976184598844602368917335495386698222385979915114010918340278727188726722099357647021795315681818549662152178493803730719534636189065056886223041202693663807444254325784143392441942664415450477664903970780898993699874723359818473178267245512864276112833841040163618254316124712653398339935962647702108935279865108209109679672975749634999146772384544328329996147139997477689558971274283572589843557821452992635434789695644978569373758157129674108933864806141384442276336382893621987138380055608623437510782962438456070562684709878603149802457370094115598566965932517304108238892858667389084441390838839828806977050232506886084796118173200985871976674839159275120610165109
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 1,828-digit prime (200 intermediate primes).

Certified number1,828-digit prime
Certificatedownload
Certificate chainshow step 80 of 200

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928742875 --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":1100000004928742875},"decimal":true,"detail":2}}'