Compare 1901 vs 1904
| Property | 1901 | 1904 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 6 |
| Prime factorization | 19011 | 24 × 71 × 171 |
| Prime factorization | 1901 | 2 × 2 × 2 × 2 × 7 × 17 |
| Divisors count | 2 | 20 |
| Divisors | 1, 1901 | 1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904 |
| Number of properties | 11 | 0 |
| Additive primes | 154th | |
| Centered decagonal primes | 14th | |
| Chen primes | 179th | |
| Emirps | 92nd | |
| Harmonic primes | 106th | |
| Isolated primes | 176th | |
| Primes | 291st | |
| Pythagorean primes | 141st | |
| Sexy primes (1st member) | 124th | |
| Sexy prime triplets (1st member) | 49th | |
| Sophie germain primes | 58th | |
| Roman numberals | MCMI | MCMIV |
| Base 2 | 111011011012 | 111011100002 |
| Base 3 | 21211023 | 21211123 |
| Base 4 | 1312314 | 1313004 |
| Base 5 | 301015 | 301045 |
| Base 6 | 124456 | 124526 |
| Base 7 | 53547 | 53607 |
| Base 8 | 35558 | 35608 |
| Base 9 | 25429 | 25459 |
| Base 10 | 190110 | 190410 |
| Base 11 | 147911 | 148111 |
| Base 12 | 112512 | 112812 |
| Base 13 | b3313 | b3613 |
| Base 14 | 99b14 | 9a014 |
| Base 15 | 86b15 | 86e15 |
| Base 16 | 76d16 | 77016 |