Compare 1242 vs 1245
| Property | 1242 | 1245 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 5 | 3 |
| Prime factorization | 21 × 33 × 231 | 31 × 51 × 831 |
| Prime factorization | 2 × 3 × 3 × 3 × 23 | 3 × 5 × 83 |
| Divisors count | 16 | 8 |
| Divisors | 1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242 | 1, 3, 5, 15, 83, 249, 415, 1245 |
| Number of properties | 0 | 0 |
| Roman numberals | MCCXLII | MCCXLV |
| Base 2 | 100110110102 | 100110111012 |
| Base 3 | 12010003 | 12010103 |
| Base 4 | 1031224 | 1031314 |
| Base 5 | 144325 | 144405 |
| Base 6 | 54306 | 54336 |
| Base 7 | 34237 | 34267 |
| Base 8 | 23328 | 23358 |
| Base 9 | 16309 | 16339 |
| Base 10 | 124210 | 124510 |
| Base 11 | a2a11 | a3211 |
| Base 12 | 87612 | 87912 |
| Base 13 | 74713 | 74a13 |
| Base 14 | 64a14 | 64d14 |
| Base 15 | 57c15 | 58015 |
| Base 16 | 4da16 | 4dd16 |