Compare 1381 vs 1471
| Property | 1381 | 1471 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 13811 | 14711 |
| Prime factorization | 1381 | 1471 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1381 | 1, 1471 |
| Number of properties | 7 | 9 |
| Additive primes | 122nd | 128th |
| Centered heptagonal primes | 7th | |
| Chen primes | 144th | 151st |
| Emirps | 64th | 70th |
| Harmonic primes | 79th | |
| Isolated primes | 130th | 138th |
| Long primes | 86th | |
| Lucky primes | 57th | |
| Primes | 221st | 233rd |
| Pythagorean primes | 109th | |
| Super primes | 51st | |
| Roman numberals | MCCCLXXXI | MCDLXXI |
| Base 2 | 101011001012 | 101101111112 |
| Base 3 | 12200113 | 20001113 |
| Base 4 | 1112114 | 1123334 |
| Base 5 | 210115 | 213415 |
| Base 6 | 102216 | 104516 |
| Base 7 | 40127 | 42017 |
| Base 8 | 25458 | 26778 |
| Base 9 | 18049 | 20149 |
| Base 10 | 138110 | 147110 |
| Base 11 | 104611 | 111811 |
| Base 12 | 97112 | a2712 |
| Base 13 | 82313 | 89213 |
| Base 14 | 70914 | 77114 |
| Base 15 | 62115 | 68115 |
| Base 16 | 56516 | 5bf16 |