Compare 21139 vs 21141
| Property | 21139 | 21141 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 7 |
| Prime factorization | 211391 | 36 × 291 |
| Prime factorization | 21139 | 3 × 3 × 3 × 3 × 3 × 3 × 29 |
| Divisors count | 2 | 14 |
| Divisors | 1, 21139 | 1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 7047, 21141 |
| Number of properties | 5 | 0 |
| Cousin primes (1st member) | 360th | |
| Good primes | 266th | |
| Isolated primes | 1656th | |
| Lucky primes | 385th | |
| Primes | 2375th | |
| Roman numberals | ||
| Base 2 | 1010010100100112 | 1010010100101012 |
| Base 3 | 10012222213 | 10020000003 |
| Base 4 | 110221034 | 110221114 |
| Base 5 | 11340245 | 11340315 |
| Base 6 | 2415116 | 2415136 |
| Base 7 | 1154267 | 1154317 |
| Base 8 | 512238 | 512258 |
| Base 9 | 318879 | 320009 |
| Base 10 | 2113910 | 2114110 |
| Base 11 | 1497811 | 1497a11 |
| Base 12 | 1029712 | 1029912 |
| Base 13 | 981113 | 981313 |
| Base 14 | 79bd14 | 79c114 |
| Base 15 | 63e415 | 63e615 |
| Base 16 | 529316 | 529516 |