Compare 444 vs 445
| Property | 444 | 445 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 31 × 371 | 51 × 891 |
| Prime factorization | 2 × 2 × 3 × 37 | 5 × 89 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444 | 1, 5, 89, 445 |
| Number of properties | 0 | 1 |
| Semiprimes | 136th | |
| Roman numberals | CDXLIV | CDXLV |
| Base 2 | 1101111002 | 1101111012 |
| Base 3 | 1211103 | 1211113 |
| Base 4 | 123304 | 123314 |
| Base 5 | 32345 | 32405 |
| Base 6 | 20206 | 20216 |
| Base 7 | 12037 | 12047 |
| Base 8 | 6748 | 6758 |
| Base 9 | 5439 | 5449 |
| Base 10 | 44410 | 44510 |
| Base 11 | 37411 | 37511 |
| Base 12 | 31012 | 31112 |
| Base 13 | 28213 | 28313 |
| Base 14 | 23a14 | 23b14 |
| Base 15 | 1e915 | 1ea15 |
| Base 16 | 1bc16 | 1bd16 |