Compare 1261 vs 1270
| Property | 1261 | 1270 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 131 × 971 | 21 × 51 × 1271 |
| Prime factorization | 13 × 97 | 2 × 5 × 127 |
| Divisors count | 4 | 8 |
| Divisors | 1, 13, 97, 1261 | 1, 2, 5, 10, 127, 254, 635, 1270 |
| Number of properties | 1 | 0 |
| Semiprimes | 371st | |
| Roman numberals | MCCLXI | MCCLXX |
| Base 2 | 100111011012 | 100111101102 |
| Base 3 | 12012013 | 12020013 |
| Base 4 | 1032314 | 1033124 |
| Base 5 | 200215 | 200405 |
| Base 6 | 55016 | 55146 |
| Base 7 | 34517 | 34637 |
| Base 8 | 23558 | 23668 |
| Base 9 | 16519 | 16619 |
| Base 10 | 126110 | 127010 |
| Base 11 | a4711 | a5511 |
| Base 12 | 89112 | 89a12 |
| Base 13 | 76013 | 76913 |
| Base 14 | 66114 | 66a14 |
| Base 15 | 59115 | 59a15 |
| Base 16 | 4ed16 | 4f616 |