Compare 180405 vs 180413
| Property | 180405 | 180413 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 5 | 1 |
| Prime factorization | 32 × 51 × 191 × 2111 | 1804131 |
| Prime factorization | 3 × 3 × 5 × 19 × 211 | 180413 |
| Divisors count | 24 | 2 |
| Divisors | 1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 211, 285, 633, 855, 1055, 1899, 3165, 4009, 9495, 12027, 20045, 36081, 60135, 180405 | 1, 180413 |
| Number of properties | 0 | 8 |
| Additive primes | 6668th | |
| Chen primes | 6929th | |
| Happy primes | 2533rd | |
| Isolated primes | 12416th | |
| Primes | 16377th | |
| Pythagorean primes | 8180th | |
| Sexy primes (1st member) | 3936th | |
| Sophie germain primes | 1894th | |
| Roman numberals | ||
| Base 2 | 1011000000101101012 | 1011000000101111012 |
| Base 3 | 1000111102003 | 1000111102223 |
| Base 4 | 2300023114 | 2300023314 |
| Base 5 | 212331105 | 212331235 |
| Base 6 | 35111136 | 35111256 |
| Base 7 | 13506517 | 13506627 |
| Base 8 | 5402658 | 5402758 |
| Base 9 | 3044209 | 3044289 |
| Base 10 | 18040510 | 18041310 |
| Base 11 | 1135a511 | 11360211 |
| Base 12 | 8849912 | 884a512 |
| Base 13 | 6416413 | 6416c13 |
| Base 14 | 49a6114 | 49a6914 |
| Base 15 | 386c015 | 386c815 |
| Base 16 | 2c0b516 | 2c0bd16 |