Compare 1287 vs 1288
| Property | 1287 | 1288 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 5 |
| Prime factorization | 32 × 111 × 131 | 23 × 71 × 231 |
| Prime factorization | 3 × 3 × 11 × 13 | 2 × 2 × 2 × 7 × 23 |
| Divisors count | 12 | 16 |
| Divisors | 1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287 | 1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288 |
| Number of properties | 0 | 0 |
| Roman numberals | MCCLXXXVII | MCCLXXXVIII |
| Base 2 | 101000001112 | 101000010002 |
| Base 3 | 12022003 | 12022013 |
| Base 4 | 1100134 | 1100204 |
| Base 5 | 201225 | 201235 |
| Base 6 | 55436 | 55446 |
| Base 7 | 35167 | 35207 |
| Base 8 | 24078 | 24108 |
| Base 9 | 16809 | 16819 |
| Base 10 | 128710 | 128810 |
| Base 11 | a7011 | a7111 |
| Base 12 | 8b312 | 8b412 |
| Base 13 | 78013 | 78113 |
| Base 14 | 67d14 | 68014 |
| Base 15 | 5ac15 | 5ad15 |
| Base 16 | 50716 | 50816 |