Compare 1247 vs 1253
| Property | 1247 | 1253 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 291 × 431 | 71 × 1791 |
| Prime factorization | 29 × 43 | 7 × 179 |
| Divisors count | 4 | 4 |
| Divisors | 1, 29, 43, 1247 | 1, 7, 179, 1253 |
| Number of properties | 1 | 1 |
| Semiprimes | 367th | 368th |
| Roman numberals | MCCXLVII | MCCLIII |
| Base 2 | 100110111112 | 100111001012 |
| Base 3 | 12010123 | 12011023 |
| Base 4 | 1031334 | 1032114 |
| Base 5 | 144425 | 200035 |
| Base 6 | 54356 | 54456 |
| Base 7 | 34317 | 34407 |
| Base 8 | 23378 | 23458 |
| Base 9 | 16359 | 16429 |
| Base 10 | 124710 | 125310 |
| Base 11 | a3411 | a3a11 |
| Base 12 | 87b12 | 88512 |
| Base 13 | 74c13 | 75513 |
| Base 14 | 65114 | 65714 |
| Base 15 | 58215 | 58815 |
| Base 16 | 4df16 | 4e516 |