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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 #1100000009050147336 1,209 digits created 2026-08-06

Value

615350361606045319734209766819325642473506228423539226989078126470943767928597530345713933920023213281519605556959957390563639688850473182042607622380262006581600743516179898787636383628388674511935455392231931353667432059811792087511644597793114191908180651745736810705088180955597235856420875238404185337253137304400605954189186016647949015009685635855314326044267724251318791714203376479112909028865300635257380727905236978247451907614430174157445850954851388863474497794767337196359154757824859908833235583347792072510810308551193459297840928569274884975624409497158042737055849848681440805337404786612786376959784384071407597020770875585763741719389705008021506604593581876648385167323857486243507199283261822154738968066654480747016830916602963817457934600546052071517132244015463210879496920626891237922030484036544367403539742391981222377564692139650758189980693894283004785722662608198651384044403021645784964677636724574788673642827349505526753102863622159306489490729933372023360069963533585705843534928907464802449100539349964303939111472747570974113176597251595666578943269497787937422097674805137466472450367980857030397028178571362616826807874662951720216384279410744945246499939750212277718839
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 1,517-digit prime (124 intermediate primes).

Certified number1,517-digit prime
Certificatedownload
Certificate chainshow step 30 of 124

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050147336 --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":1100000009050147336},"decimal":true,"detail":2}}'