factordbrpc · fdb
Sign in
>
?

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 #1100000009103249949 1,775 digits created 2026-08-23

Value

42499601072223129905044471031569443495284689130494401092871673490659693640765967340644803786432908173670013295721174775978053413512427168377095000007558090798638213034912072888210772698465147966889718363271142917023806624443932631012380401046523595867979192870993762346781840142266947141145654020730463870200556931708451974268841723718981234850595138061206736767409610131479052237591127842810923355345952439588966902513921083681690180279994785376766337669105378839919447030099946026662811723551509111482927951864655866718912145063296837951887273063021994367784932841193644627675015895736127973659736238658084544718773363224136336040305241733144539343195012899816005521357011099014902964769068838714690374707415012295448857511112205273523183023753169842236776066497761324736865530194099222285561688275499279607788716277150261624913645924342855493181630121142283936173191149459229801924120739590847889676039304178025644533635319078101734381252189978274962799757154855041697407576261795586285057639552593387678926631767944143286539174963254861457365458342618330771374609256879346733045855466012384855230622571699271942312792481027419582908298897122931385892477151957284028665603307300440542807149367354848821743484338777966633966489823074296910064989177427833049911585421674535741895312429730923617087074514719105413446401347935567287057600942834367950582795098526317628520799595276131471220275286261470601522584488621079489896361185278088529139364199333758287093979114941672472309026947363806167691246832807995734769907874484466663874531747635883035241125388934828593956101954873518285299866740293136205564174166871299148417995607874668617710894832717803808913367421064291285078383819753466223844704473073824673095459021521120811150692198080571731088878730525139001346211328129
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 89 of the certificate chain of a 2,987-digit prime (220 intermediate primes).

Certified number2,987-digit prime
Certificatedownload
Certificate chainshow step 89 of 220

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009103249949 --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":1100000009103249949},"decimal":true,"detail":2}}'