Compare 1361 vs 1901
| Property | 1361 | 1901 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 13611 | 19011 |
| Prime factorization | 1361 | 1901 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1361 | 1, 1901 |
| Number of properties | 9 | 11 |
| Additive primes | 120th | 154th |
| Centered decagonal primes | 12th | 14th |
| Chen primes | 142nd | 179th |
| Emirps | 92nd | |
| Harmonic primes | 106th | |
| Isolated primes | 127th | 176th |
| Mills primes | 3rd | |
| Primes | 218th | 291st |
| Pythagorean primes | 107th | 141st |
| Sexy primes (1st member) | 95th | 124th |
| Sexy prime triplets (1st member) | 36th | 49th |
| Sophie germain primes | 58th | |
| Roman numberals | MCCCLXI | MCMI |
| Base 2 | 101010100012 | 111011011012 |
| Base 3 | 12121023 | 21211023 |
| Base 4 | 1111014 | 1312314 |
| Base 5 | 204215 | 301015 |
| Base 6 | 101456 | 124456 |
| Base 7 | 36537 | 53547 |
| Base 8 | 25218 | 35558 |
| Base 9 | 17729 | 25429 |
| Base 10 | 136110 | 190110 |
| Base 11 | 102811 | 147911 |
| Base 12 | 95512 | 112512 |
| Base 13 | 80913 | b3313 |
| Base 14 | 6d314 | 99b14 |
| Base 15 | 60b15 | 86b15 |
| Base 16 | 55116 | 76d16 |