Compare 166081 vs 166147
| Property | 166081 | 166147 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1660811 | 1661471 |
| Prime factorization | 166081 | 166147 |
| Divisors count | 2 | 2 |
| Divisors | 1, 166081 | 1, 166147 |
| Number of properties | 5 | 7 |
| Cousin primes (1st member) | 1830th | |
| Emirps | 3365th | |
| Good primes | 901st | |
| Happy primes | 2353rd | |
| Harmonic primes | 5699th | 5700th |
| Isolated primes | 11475th | 11477th |
| Lucky primes | 1970th | |
| Primes | 15180th | 15182nd |
| Pythagorean primes | 7570th | |
| Roman numberals | ||
| Base 2 | 1010001000110000012 | 1010001001000000112 |
| Base 3 | 221022110113 | 221022201213 |
| Base 4 | 2202030014 | 2202100034 |
| Base 5 | 203033115 | 203040425 |
| Base 6 | 33205216 | 33211116 |
| Base 7 | 12611267 | 12612527 |
| Base 8 | 5043018 | 5044038 |
| Base 9 | 2727349 | 2728179 |
| Base 10 | 16608110 | 16614710 |
| Base 11 | 10386311 | 10391311 |
| Base 12 | 8014112 | 8019712 |
| Base 13 | 5a79613 | 5a81713 |
| Base 14 | 4474d14 | 4479914 |
| Base 15 | 3432115 | 3436715 |
| Base 16 | 288c116 | 2890316 |