Compare 1243 vs 1263
| Property | 1243 | 1263 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 111 × 1131 | 31 × 4211 |
| Prime factorization | 11 × 113 | 3 × 421 |
| Divisors count | 4 | 4 |
| Divisors | 1, 11, 113, 1243 | 1, 3, 421, 1263 |
| Number of properties | 1 | 1 |
| Semiprimes | 366th | 373rd |
| Roman numberals | MCCXLIII | MCCLXIII |
| Base 2 | 100110110112 | 100111011112 |
| Base 3 | 12010013 | 12012103 |
| Base 4 | 1031234 | 1032334 |
| Base 5 | 144335 | 200235 |
| Base 6 | 54316 | 55036 |
| Base 7 | 34247 | 34537 |
| Base 8 | 23338 | 23578 |
| Base 9 | 16319 | 16539 |
| Base 10 | 124310 | 126310 |
| Base 11 | a3011 | a4911 |
| Base 12 | 87712 | 89312 |
| Base 13 | 74813 | 76213 |
| Base 14 | 64b14 | 66314 |
| Base 15 | 57d15 | 59315 |
| Base 16 | 4db16 | 4ef16 |