Some artlangs have numbers based on a non-decimal system.

D'ni

D'ni uses a base-25 system:[1]

Number Name Definition
1 fa 250
25 fasE 251
625 fara 252
15,625 falen 253
390,625 famel 254
9,765,625 fablo 255

Muplo

Muplo uses a base-17 system:[2]

Number Name Definition
1 jah 170
17 tus 171
289 flah 172
4,913 juun 173
83,521 ttit 174
1,419,857 iaq 175
24,137,569 klos 176

Qohenje

Qohenje uses a base-4x+1 system:[3]

Number Name Factorization
1 nym Unit
5 sjyp Prime
21 kaŋ 3 × 7
85 myul 5 × 17
341 tjega 11 × 31
1,365 maha 3 × 5 × 7 × 13
5,461 ma'asjyp 43 × 127
21,845 ma'akaŋ 5 × 17 × 257
87,381 ma'amul 32 × 7 × 19 × 73
349,525 ma'adjega 52 × 11 × 31 × 41
1,398,101 kyran 23 × 89 × 683

Sources

Community content is available under CC-BY-SA unless otherwise noted.