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 #1100000008676272051 1,170 digits created 2026-03-10

Value

655241439582146026475108336242417291666014813476061036664435812967371663718557524486444188730179042272540560348823048764408193636453700738692926326642442115323967976948826581267647402202622782528678889866293320580787677015172021922151853255863173793308868991966242218768672470697883706539670468985877368227192711981931279626877752450959012398646530826430487116791316382101863648342126807352397872066936878365291586572487452071333801139546239156749608516322875974331781209643189018857183614818147704066019675039746388340093408092748508065805280580685868190639872978674724333025652504965497255927925050698242552444197404778342928470195285633888537788510548257183643667262184713793698972257423176939703263558785788986862366918060510617760928807114220391454549212101935430877548767523317050723031471104608324522021942727893418973061665513620969238346312569035246594432019025421114356371574299494720446582991398739197664128124719442064636659898007058716013485714926776895242058022808566731617680333242524211180774531145786650699379139332092990642131912763293534927325183375523390364879603189616790775482824646019579647819740221442975549819279062231558552628900514531832076139
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 140 of the certificate chain of a 2,915-digit prime (222 intermediate primes).

Certified number2,915-digit prime
Certificatedownload
Certificate chainshow step 140 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676272051 --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":1100000008676272051},"decimal":true,"detail":2}}'