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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 #1100000009080540329 2,680 digits created 2026-08-13

Value

2709299914868075657955781034191729334892043833526648551720911632651572708574521329789545373930343981743606706207020902192153991359050161872431973656023442636001725167907798966397726006051897910010040064812185430439656712740848130917402440878697078068168296201686517204883147855827600672591616329058877727407056643427587783376436268497191970741735456394758208303892621501829421819265779641758238331502221259989216157284124033471521187750607946700717101028833019600961261514479348938686997705806759630170506801311224930778080971483003718794811570349960157332240108407923288873843062328646961825269471370718133631594382958371844775717582159028139433435985461831032255055109214123426007153403679372123549186512332194680881669852372898990061039753670417628235863760516134437913893881842751905426072647177362517153321985910995710617937256964501732382662675468422064574148437794231470489747497401381693575631010811497281607545621923842172277231962707061635374108309460911492728338475296689705826227027664790317350791786350742944876715406767277345837573502912319910970971197432107175822877609467076118819111941694748481869608940607289605652097367692756399285350232164206619452952471231864657122072242134143935285481469526443075524999484712365217867082479549753586631438899188510227148599030017368892872163928493582028101398193052648660556962312836022363498321292360054359021788519720862778444205023975149751100301020290425107759972518666337854770352343536945765262993722926000465505177058821082838771033448600215075942936174350438017313154366977285894780200684091226211290983484247675788224249220005276214879058892075810979240486640278695761038226191402569684633955654848264871370417936185399346700198361232191457036157448698626294805882897230168772890151201034823737723675745730763591241909967452892943995317417653623811381112104800219463053885746555113683590749440595777720582400113670230975521521108797850775993862019250867940357653885184782608052400705407594998015615812393941555363041792274745265065354547141419279819579953855666655233684080810202745665647656718383642897758845006281702610856864738279812915863049975705344946740975696456217235728041695596964709651057820534132557310971191198368958388714220974837783721742306935606564992906911286408295836234990249675838636261865168421551208367009651102217829224765812100182427676541680516246336581446037166874051254949532868028022134169194315382388724673323975568493542989505051689678387296363837943998267272162865673985571275284185847856445205231214526878198060077872720990812830372328149756872079758539598889425494863046203557249393261853346086986734851990957470984459741543182588701748230967892075385816456282791019744165938984463
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 23 of the certificate chain of a 2,967-digit prime (224 intermediate primes).

Certified number2,967-digit prime
Certificatedownload
Certificate chainshow step 23 of 224

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080540329 --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":1100000009080540329},"decimal":true,"detail":2}}'