Compare 3639 vs 3645
| Property | 3639 | 3645 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 7 |
| Prime factorization | 31 × 12131 | 36 × 51 |
| Prime factorization | 3 × 1213 | 3 × 3 × 3 × 3 × 3 × 3 × 5 |
| Divisors count | 4 | 14 |
| Divisors | 1, 3, 1213, 3639 | 1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645 |
| Number of properties | 1 | 0 |
| Semiprimes | 1009th | |
| Roman numberals | MMMDCXXXIX | MMMDCXLV |
| Base 2 | 1110001101112 | 1110001111012 |
| Base 3 | 112222103 | 120000003 |
| Base 4 | 3203134 | 3203314 |
| Base 5 | 1040245 | 1040405 |
| Base 6 | 245036 | 245136 |
| Base 7 | 134167 | 134257 |
| Base 8 | 70678 | 70758 |
| Base 9 | 48839 | 50009 |
| Base 10 | 363910 | 364510 |
| Base 11 | 280911 | 281411 |
| Base 12 | 213312 | 213912 |
| Base 13 | 186c13 | 187513 |
| Base 14 | 147d14 | 148514 |
| Base 15 | 112915 | 113015 |
| Base 16 | e3716 | e3d16 |