Compare 47219 vs 47221
| Property | 47219 | 47221 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 231 × 20531 | 472211 |
| Prime factorization | 23 × 2053 | 47221 |
| Divisors count | 4 | 2 |
| Divisors | 1, 23, 2053, 47219 | 1, 47221 |
| Number of properties | 1 | 6 |
| Harmonic primes | 1810th | |
| Isolated primes | 3539th | |
| Lucky primes | 700th | |
| Primes | 4870th | |
| Pythagorean primes | 2419th | |
| Semiprimes | 11488th | |
| Ulam primes | 362nd | |
| Roman numberals | ||
| Base 2 | 10111000011100112 | 10111000011101012 |
| Base 3 | 21012022123 | 21012022213 |
| Base 4 | 232013034 | 232013114 |
| Base 5 | 30023345 | 30023415 |
| Base 6 | 10023356 | 10023416 |
| Base 7 | 2544447 | 2544467 |
| Base 8 | 1341638 | 1341658 |
| Base 9 | 716859 | 716879 |
| Base 10 | 4721910 | 4722110 |
| Base 11 | 3252711 | 3252911 |
| Base 12 | 233ab12 | 233b112 |
| Base 13 | 1865313 | 1865513 |
| Base 14 | 132cb14 | 132cd14 |
| Base 15 | dece15 | ded115 |
| Base 16 | b87316 | b87516 |