Compare 247381 vs 247391
| Property | 247381 | 247391 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2473811 | 2473911 |
| Prime factorization | 247381 | 247391 |
| Divisors count | 2 | 2 |
| Divisors | 1, 247381 | 1, 247391 |
| Number of properties | 4 | 5 |
| Chen primes | 9034th | |
| Harmonic primes | 8153rd | |
| Isolated primes | 16696th | |
| Long primes | 8170th | |
| Lucky primes | 2731st | |
| Primes | 21823rd | 21824th |
| Sophie germain primes | 2445th | |
| Twin primes (1st member) | 2565th | |
| Roman numberals | ||
| Base 2 | 1111000110010101012 | 1111000110010111112 |
| Base 3 | 1101201000213 | 1101201001223 |
| Base 4 | 3301211114 | 3301211334 |
| Base 5 | 304040115 | 304040315 |
| Base 6 | 51451416 | 51451556 |
| Base 7 | 20501417 | 20501547 |
| Base 8 | 7431258 | 7431378 |
| Base 9 | 4163079 | 4163189 |
| Base 10 | 24738110 | 24739110 |
| Base 11 | 15995211 | 15996111 |
| Base 12 | bb1b112 | bb1bb12 |
| Base 13 | 887a413 | 887b113 |
| Base 14 | 6622114 | 6622b14 |
| Base 15 | 4d47115 | 4d47b15 |
| Base 16 | 3c65516 | 3c65f16 |