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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 #1100000009080761624 1,011 digits created 2026-08-13

Value

776268825207757078195937446424409794207052351732066514687963314696777919218141731062857575320460472277886305535539848523747851104975874993148559084775142186216143794884313933139025648653017074598939838228762489724721157073774991096978574909728390727911414218498021627176305592532113799961718092674215458063029648593994658918745371367794155051195386600729818543865862615231704734941704594322678750313923246262644749324864646528395356925220342978803181262878831682308210149082029011169879971469182917765255842266448061503797949891894995116034146782624772638173250808594224237696806730854651180480708740010938581434023722493629954116665956104279495054866124681295845701805821150334440049575263158862139473435420756781267642860541600763236803577292415321329396811210976356749572086457501549780495428289846495878181748089059267398163624800432889505576963169627306653095610991688867909663030548856087888358858355635701808300016577091382965672746673202791369931372829106502843196838989385614802432189252775353234635461
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 2,184-digit prime (163 intermediate primes).

Certified number2,184-digit prime
Certificatedownload
Certificate chainshow step 90 of 163

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080761624 --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":1100000009080761624},"decimal":true,"detail":2}}'