Compare 161145 vs 161149
| Property | 161145 | 161149 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 32 × 51 × 35811 | 1611491 |
| Prime factorization | 3 × 3 × 5 × 3581 | 161149 |
| Divisors count | 12 | 2 |
| Divisors | 1, 3, 5, 9, 15, 45, 3581, 10743, 17905, 32229, 53715, 161145 | 1, 161149 |
| Number of properties | 0 | 6 |
| Chen primes | 6304th | |
| Harmonic primes | 5541st | |
| Isolated primes | 11159th | |
| Long primes | 5520th | |
| Primes | 14782nd | |
| Pythagorean primes | 7374th | |
| Roman numberals | ||
| Base 2 | 1001110101011110012 | 1001110101011111012 |
| Base 3 | 220120011003 | 220120011113 |
| Base 4 | 2131113214 | 2131113314 |
| Base 5 | 201240405 | 201240445 |
| Base 6 | 32420136 | 32420216 |
| Base 7 | 12405457 | 12405527 |
| Base 8 | 4725718 | 4725758 |
| Base 9 | 2650409 | 2650449 |
| Base 10 | 16114510 | 16114910 |
| Base 11 | 10008611 | 10008a11 |
| Base 12 | 7930912 | 7931112 |
| Base 13 | 5846a13 | 5847113 |
| Base 14 | 42a2514 | 42a2914 |
| Base 15 | 32b3015 | 32b3415 |
| Base 16 | 2757916 | 2757d16 |