Compare 28123 vs 29137
| Property | 28123 | 29137 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 281231 | 291371 |
| Prime factorization | 28123 | 29137 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28123 | 1, 29137 |
| Number of properties | 4 | 8 |
| Happy primes | 495th | |
| Harmonic primes | 1184th | |
| Isolated primes | 2174th | 2248th |
| Left-truncatable primes | 186th | |
| Lucky primes | 479th | 491st |
| Primes | 3069th | 3167th |
| Pythagorean primes | 1576th | |
| Sexy primes (2nd member) | 931st | |
| Super primes | 448th | |
| Roman numberals | ||
| Base 2 | 1101101110110112 | 1110001110100012 |
| Base 3 | 11021201213 | 11102220113 |
| Base 4 | 123131234 | 130131014 |
| Base 5 | 13444435 | 14130225 |
| Base 6 | 3341116 | 3425216 |
| Base 7 | 1446647 | 1506437 |
| Base 8 | 667338 | 707218 |
| Base 9 | 425179 | 438649 |
| Base 10 | 2812310 | 2913710 |
| Base 11 | 1a14711 | 1a98911 |
| Base 12 | 1433712 | 14a4112 |
| Base 13 | ca5413 | 1035413 |
| Base 14 | a36b14 | a89314 |
| Base 15 | 84ed15 | 897715 |
| Base 16 | 6ddb16 | 71d116 |