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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 #1100000009019446995 1,072 digits created 2026-07-29

Value

4818727417340464933850728938683878647526121839978951733148946680488135913668505762765641700664070213792575038731125018499842993774026857873091917022808322787463203124843854367852796472157389152681812001910628342392140599843982490730729991694061293691743453958133011842662025368855567467180308848562258611760427278743961320956598856835842876345308467118686906717484441054758371577697849392566405048829263313050316534944432184340306872305387795480956139659768180030467542264796465964790105095397399952087827798861318495758088757289014010869535548129952905349127967797067665845063625355340203448069997965856471141431467304314574576562567237861053741938146633644315125150092602904848618497681875468875958075018293158340630805894154141740236816079662085478826536250500296336418426253045781560996874094674417401471450059655992208187697606856378361865374770725427259328566801693965345637555805816124897200589088292213350755618408859545849057543973369903456033323161736343620639792748232904403437971920892110338636015129545083102582216742050536259908561930845988585652837854088659
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 4 of the certificate chain of a 1,100-digit prime (92 intermediate primes).

Certified number1,100-digit prime
Certificatedownload
Certificate chainshow step 4 of 92

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019446995 --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":1100000009019446995},"decimal":true,"detail":2}}'