Compare 1440 vs 1449
| Property | 1440 | 1449 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 8 | 4 |
| Prime factorization | 25 × 32 × 51 | 32 × 71 × 231 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 | 3 × 3 × 7 × 23 |
| Divisors count | 36 | 12 |
| Divisors | 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440 | 1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449 |
| Number of properties | 0 | 0 |
| Roman numberals | MCDXL | MCDXLIX |
| Base 2 | 101101000002 | 101101010012 |
| Base 3 | 12221003 | 12222003 |
| Base 4 | 1122004 | 1122214 |
| Base 5 | 212305 | 212445 |
| Base 6 | 104006 | 104136 |
| Base 7 | 41257 | 41407 |
| Base 8 | 26408 | 26518 |
| Base 9 | 18709 | 18809 |
| Base 10 | 144010 | 144910 |
| Base 11 | 109a11 | 10a811 |
| Base 12 | a0012 | a0912 |
| Base 13 | 86a13 | 87613 |
| Base 14 | 74c14 | 75714 |
| Base 15 | 66015 | 66915 |
| Base 16 | 5a016 | 5a916 |