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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 #1100000009056642231 2,467 digits created 2026-08-08

Value

6027922748854144300302926305112078372161186139470352859718116027091344111980937409527162717164693209573582562238829434557629659030025664490406201854545558171816492590784254007552827173819776051699431444404117215346266382196149547871150270862477538865411202219799363515176245935564630385067135985780604424669440854898076836375746250354609584788947245092315239120655765693992857483089798887876471630487134359800120715430105088686146918339703626423581097569474581120386222180364893094024294151707595809621298718284291579974549736562958017125816860473816565265221620391894454737437552942933717320911701672292123046229390591285727844661790530816462635903710350049115230537223306485018837318498945059243166317569764897507336253385294336055444576595164906845707582061985472615929110554937416483070494611790989475983959849102667030679991788641110451273576321081433500678579729180824517007928391102710622526871396471752441710169491242004332759088354623802704702666187372424951748724157265978207030881248949431754638039557397029924593641593967647229562206264879065994154664310916421958300734633902913030785454528424867368337852814054885105073787789459407377503785823133101168430114638442933671230574651124286087936033111556832571958338505267510045826175576464195810681173881469748026516492526031662814601387936931289192625057763910033874672247313552763336800109856822914757017863582471940318088226912410345551766322393955312053801733153090427328959798276284379355423059725718800172832846013828516193950003372818532795562957844960322293141343817770024258013096259789085204304395994323064222147973132205240175757161441947612183187640010575239798540125691302993940737666070206496818940296018785008894259785872352401159173145974872464990355836411630660211097809254046459948852296939450793955518849245242526156337639054478358637402753952938436962775278061160627777229941023648864976984120288978832748316529671488664687251518828198656353552363970063082541294198160092576334697714938162591842865352242411914182094540861487099965293000852027258111515978117939288172349888209796405485181987994635535001549154450318072328312623728213123036804555687684690884590478474947308781781244766192026081101824174459236242978278726736137329706127420253942353805382903072897626517879254345354617972252082086979966276144981035490218331151293079955363847785500989003074142833992727388224962147675043397438024709653669425518850187273972466630478953871309239089754570944605119794234535625602256804701127
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 2,536-digit prime (201 intermediate primes).

Certified number2,536-digit prime
Certificatedownload
Certificate chainshow step 7 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009056642231 --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":1100000009056642231},"decimal":true,"detail":2}}'