factordbrpc · fdb
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Home prime · Base 22 of 5902 length 18 Not fully computed yet - the last known term is composite. ↓ .elf file
Show sequence-development graph
Term size (digits) across the sequence
How the sequence develops - decimal digits of each term vs iteration.
nStatus DigitsTermFactorization
0 Fully factored 4 5902 2×13×227
1 Fully factored 5 27815 5×5563
2 Fully factored 5 58803 3×17×1153
3 Fully factored 6 884937 3×294979
4 Fully factored 8 15755875 53×126047
5 Fully factored 9 593965007 137×4335511
6 Fully factored 9 710383095 33×5×5262097
7 Fully factored 13 3794490509…65<13> 32×5×84322011317<11>
8 Fully factored 16 1838755340…33<16> 13×92657×1526519513<10>
9 Fully factored 16 7827259163…93<16> 17×4604270096…29<15>
10 Fully factored 17 1039383813…05<17> 33×5×7×41×67×4003920827<10>
11 Fully factored 22 9464895284…19<22> 7×37×479×20669357×3691080947<10>
12 Fully factored 26 1031689451…75<26> 52×37×30781×3623468851…11<18>
13 Fully factored 29 8117851132…83<29> 811×858457×1063036433<10>×109686589513<12>
14 Fully factored 32 1258885824…13<32> 71×1773078625…03<30>
15 Fully factored 32 2441868715…67<32> 32×31×8752217618…73<29>
16 Fully factored 35 1141299717…41<35> 3×19×53×26873299×183594707×7657162150…97<15>
17 Composite 39 1497590033…77<39> 7×29×312×43837139×1751182115…21<26>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (26 digits) of term #17:
17511821155978544302954421
Check for factors - let the server run a small P-1 / P+1 / ECM step on the composite:
level 0 done · takes up to a minute
From the command linefdb · curl
fdb
fdb seq view '5902' --type 39 --part last20
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"sequence_view","params":{"start":{"expr":"5902"},"type":39,"part":"last20","fr":0}}'