Compare 13181 vs 13187
| Property | 13181 | 13187 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 72 × 2691 | 131871 |
| Prime factorization | 7 × 7 × 269 | 13187 |
| Divisors count | 6 | 2 |
| Divisors | 1, 7, 49, 269, 1883, 13181 | 1, 13187 |
| Number of properties | 0 | 4 |
| Cousin primes (2nd member) | 255th | |
| Harmonic primes | 563rd | |
| Isolated primes | 1075th | |
| Primes | 1570th | |
| Roman numberals | ||
| Base 2 | 110011011111012 | 110011100000112 |
| Base 3 | 2000020123 | 2000021023 |
| Base 4 | 30313314 | 30320034 |
| Base 5 | 4102115 | 4102225 |
| Base 6 | 1410056 | 1410156 |
| Base 7 | 533007 | 533067 |
| Base 8 | 315758 | 316038 |
| Base 9 | 200659 | 200729 |
| Base 10 | 1318110 | 1318710 |
| Base 11 | 99a311 | 99a911 |
| Base 12 | 776512 | 776b12 |
| Base 13 | 5ccc13 | 600513 |
| Base 14 | 4b3714 | 4b3d14 |
| Base 15 | 3d8b15 | 3d9215 |
| Base 16 | 337d16 | 338316 |