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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 #1100000004928138422 1,680 digits created 2023-10-25

Value

138470522528890771651301638891416952658012212984013563843986567326395988210495689491656540824524567724732192294781362453636797109194706182893057129281508474772117491975583936383208867854720072640546370791601748420697522688977804411317782493991866428191392796867659147843958086932482644183918231911078397608604467653909165848080219266496124372397505585693077407085150280379130896133563894909294692923079096800144148896105603799355036469098090135921809752729097221271462358537555909902002632141572101297086648294213364121689892086345448581143550747839991372931829118074036094216150371017861914287591183596242490141787250807046026176511737718197109731142343394948366134884468858044449297877801710354076766984724586935856856505428089518398366505223473956140888885436612964213021182746457207320661992660865472024081978597766516319836879634095024060134187319584857405212328849719915049394011976405897180687649406984068409049296299610369732724518656231139486190936832226277011073196803608321408931595480995523356841133641855733420847914204753703945971850745169522518694834825119017626570457303846970103724029583885390937902159505684114438310279551383926709337282123896775271529841527308349536412815101027468527948025589576428797941576409151538477345306729763308408554662612312307737981680943925543294696067215702662244068380861668472297626238282988505710155079600958179811285863382329249665423269101484935204384991932277035541141935610032347497865120455858055144993017901049071344190856248087217136139459814870888802940698985561490966413890431956989728217401698604976287011893282853398925482687533939396092608141183435886693462339467900062278767623023209870900648147246235677379818533389
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 1,835-digit prime (251 intermediate primes).

Certified number1,835-digit prime
Certificatedownload
Certificate chainshow step 14 of 251

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004928138422 --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":1100000004928138422},"decimal":true,"detail":2}}'