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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 #1100000004880896875 1,810 digits created 2023-10-25

Value

1960445157169005033090370185520903497805676080295711047129401644241683779554366022591207539658541751848145779112487295200104704269557230527693769715892590731755645223087958385344686429767334345626687263011240892151624130817164901105597411748367599185880637445620888913819096264908146107016022530802350533726878466600015754048430624116560414211400127407111161446917027183485047706477390147017619501475729465070167014758780421568015577269828415453398557688747307947928547921727491324049871420845192019330695287247454239719312606940437079549191775292637971389942727822362862836203198748405575009471018507415414583436050044635045775068020926430544532542183985292237460217455726468540166303682799126204009854640548673821990069648455840932082114999767961084418274207462974590849333976962459926640135876728152041206667217915282096773465477576054593531798503884018042843595837332023719491119474300286347551079682991382000821444524059671908992053788056519033726736505537441758746357830995569317039215246343381843273986197014882956492213446217643894629372096359074963486473748435523293650411598942895534145465142463711212828984513014118273785398704418235352855339831464694202407721768798426546751134430491048644385123131798950081201752687943941666438945175868355879564784913250166170188781463710803255762935159727582270972841933815662737730425613997209552620541722770546933377916566349759312817467126076430762642632922743924695812180907592532337961496533584977569965368992171395597091500488252475658217553412805635372770487090886036942297151485335681281637814871063888824984986654334501065529421554268993361371701146590391499325476112728391218086923423774283096848554141936474244350785220543993588694408774238000194331242256781251156809696610408774732671692292208894521353635539685584933463433895926433467287076607273121
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 78 of the certificate chain of a 2,364-digit prime (312 intermediate primes).

Certified number2,364-digit prime
Certificatedownload
Certificate chainshow step 78 of 312

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004880896875 --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":1100000004880896875},"decimal":true,"detail":2}}'