Compare 2018 vs 2030
| Property | 2018 | 2030 | 
|---|---|---|
| Type | semiprime | composite number | 
| Unique factors | 2 | 4 | 
| Total factors | 2 | 4 | 
| Prime factorization | 21 × 10091 | 21 × 51 × 71 × 291 | 
| Prime factorization | 2 × 1009 | 2 × 5 × 7 × 29 | 
| Divisors count | 4 | 16 | 
| Divisors | 1, 2, 1009, 2018 | 1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030 | 
| Number of properties | 1 | 0 | 
| Semiprimes | 579th | |
| Roman numberals | MMXVIII | MMXXX | 
| Base 2 | 111111000102 | 111111011102 | 
| Base 3 | 22022023 | 22100123 | 
| Base 4 | 1332024 | 1332324 | 
| Base 5 | 310335 | 311105 | 
| Base 6 | 132026 | 132226 | 
| Base 7 | 56127 | 56307 | 
| Base 8 | 37428 | 37568 | 
| Base 9 | 26829 | 27059 | 
| Base 10 | 201810 | 203010 | 
| Base 11 | 157511 | 158611 | 
| Base 12 | 120212 | 121212 | 
| Base 13 | bc313 | c0213 | 
| Base 14 | a4214 | a5014 | 
| Base 15 | 8e815 | 90515 | 
| Base 16 | 7e216 | 7ee16 |