Compare 1219 vs 1261
| Property | 1219 | 1261 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 231 × 531 | 131 × 971 |
| Prime factorization | 23 × 53 | 13 × 97 |
| Divisors count | 4 | 4 |
| Divisors | 1, 23, 53, 1219 | 1, 13, 97, 1261 |
| Number of properties | 1 | 1 |
| Semiprimes | 360th | 371st |
| Roman numberals | MCCXIX | MCCLXI |
| Base 2 | 100110000112 | 100111011012 |
| Base 3 | 12000113 | 12012013 |
| Base 4 | 1030034 | 1032314 |
| Base 5 | 143345 | 200215 |
| Base 6 | 53516 | 55016 |
| Base 7 | 33617 | 34517 |
| Base 8 | 23038 | 23558 |
| Base 9 | 16049 | 16519 |
| Base 10 | 121910 | 126110 |
| Base 11 | a0911 | a4711 |
| Base 12 | 85712 | 89112 |
| Base 13 | 72a13 | 76013 |
| Base 14 | 63114 | 66114 |
| Base 15 | 56415 | 59115 |
| Base 16 | 4c316 | 4ed16 |