Compare 1253 vs 1261
| Property | 1253 | 1261 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 71 × 1791 | 131 × 971 |
| Prime factorization | 7 × 179 | 13 × 97 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 179, 1253 | 1, 13, 97, 1261 |
| Number of properties | 1 | 1 |
| Semiprimes | 368th | 371st |
| Roman numberals | MCCLIII | MCCLXI |
| Base 2 | 100111001012 | 100111011012 |
| Base 3 | 12011023 | 12012013 |
| Base 4 | 1032114 | 1032314 |
| Base 5 | 200035 | 200215 |
| Base 6 | 54456 | 55016 |
| Base 7 | 34407 | 34517 |
| Base 8 | 23458 | 23558 |
| Base 9 | 16429 | 16519 |
| Base 10 | 125310 | 126110 |
| Base 11 | a3a11 | a4711 |
| Base 12 | 88512 | 89112 |
| Base 13 | 75513 | 76013 |
| Base 14 | 65714 | 66114 |
| Base 15 | 58815 | 59115 |
| Base 16 | 4e516 | 4ed16 |