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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 #1100000004920980219 1,630 digits created 2023-10-25

Value

4215373337437955974190482368503289766004226736226619910102422372087169671176046332078735482577159673059029224468613656013148010874880487607727147434293620574857328001229444117714934755359777898124810612094395720363910119312234665943751134061976353055199424890334102507704592844281409531533570715958021880879138533108030964833984581769871836343376068733766453750292666359791130369464301853251462505193887725157301946434041398349792891234690356193507306623027728130020822774596245547130212825602605788735312646262270022426334347685752795697414838472501435074557868922694247123936037507325213676516097834295780635175330031689674221795769796817388116749848886736822462715219328123252647952490568473555430352638091037606659394774468375071987284718959298277611338911686299401897662431293668112794922087923946335170762031053792460551681298238178009347531347051006370845924107071982314862465402476541372539974592057682366661336811452960327018792820869195114983233432179677673680624131577273013733337548108412221732206724281816963704866430092858461992329085328538375093240742510751437728024908177533961325330482593437356155865601702521299457217939084889172668352756618061253681612800306673975105393540844366689637040551110487363578579216451277017505200291176552954108942822775093802024547043928239413651572748048956704715496398260743024110418112363893502171021637094683909243193547644656579626036447154996673268401607291282387939319709749689294658640248382886327937115636057589694886777252622378119514940507120761737630561896031685622196577078524479234197220194065918759991964844504620475042667317203334166143620390098704174275658265380537
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 41 of the certificate chain of a 1,938-digit prime (251 intermediate primes).

Certified number1,938-digit prime
Certificatedownload
Certificate chainshow step 41 of 251

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004920980219 --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":1100000004920980219},"decimal":true,"detail":2}}'