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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 #1100000004881840749 1,746 digits created 2023-10-25

Value

528756034060950670308427185632805160933973205786563748441427728544140735207872030947804787768292015775082859139780677576664504546901872863204073631202148225532250075774285812778518234011672239175376526058117839876108028977588834192409038923347536032937513103581400608812285081282496246513918808409822587684301568404329495197508588590006307344683281937615147782221259360057717390323639960676429867023401408532889240299067329115669116352457243082934917079944809565479811866464819106613629695166066316025247729086992395969829032704353928907940006434800986432109001174583821767251332383898233892965753782743667104276969007076099670630479413674025106983305160721596090952649080770298144272863679989486877520151208111363269854335823038086326392957748612197828322881783977998809122207700138504371307356918039623527004115437126704726993799736338725838369625791093354437067971983484293171723601296241088062009561455493666913089773910576830042369255940450146141501874506986866732291040280817016535645321454282594723445996209208883200530581048416785290750112159907922040134444270519423853683427083881981241031340944421504546747811403558613377586302039495821008020130667085889134618703054923781189245625068252296322343228123847271360011740500310912151058283616897295240692077693446251959865382647536474940841253487828786279010674333567005394049958508395248963626860260385602099583732561449949996587417833458679041297289632602696017489727683510852026313604685797322071764732127545143329802289141358576712480231494961672595944059513777082780389944456996518592480944454619701411641602986112853054722135313113896330941460271365761641894201070631925210873313654326542680010567497471385211001076908204114998362512346929007399629333072665670255726980402547321566089
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 2,349-digit prime (259 intermediate primes).

Certified number2,349-digit prime
Certificatedownload
Certificate chainshow step 66 of 259

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004881840749 --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":1100000004881840749},"decimal":true,"detail":2}}'