Compare 1215 vs 1222
| Property | 1215 | 1222 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 6 | 3 |
| Prime factorization | 35 × 51 | 21 × 131 × 471 |
| Prime factorization | 3 × 3 × 3 × 3 × 3 × 5 | 2 × 13 × 47 |
| Divisors count | 12 | 8 |
| Divisors | 1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215 | 1, 2, 13, 26, 47, 94, 611, 1222 |
| Number of properties | 0 | 0 |
| Roman numberals | MCCXV | MCCXXII |
| Base 2 | 100101111112 | 100110001102 |
| Base 3 | 12000003 | 12000213 |
| Base 4 | 1023334 | 1030124 |
| Base 5 | 143305 | 143425 |
| Base 6 | 53436 | 53546 |
| Base 7 | 33547 | 33647 |
| Base 8 | 22778 | 23068 |
| Base 9 | 16009 | 16079 |
| Base 10 | 121510 | 122210 |
| Base 11 | a0511 | a1111 |
| Base 12 | 85312 | 85a12 |
| Base 13 | 72613 | 73013 |
| Base 14 | 62b14 | 63414 |
| Base 15 | 56015 | 56715 |
| Base 16 | 4bf16 | 4c616 |