Compare 231431 vs 231809
| Property | 231431 | 231809 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2314311 | 2318091 |
| Prime factorization | 231431 | 231809 |
| Divisors count | 2 | 2 |
| Divisors | 1, 231431 | 1, 231809 |
| Number of properties | 4 | 5 |
| Additive primes | 8351st | |
| Chen primes | 8551st | 8561st |
| Harmonic primes | 7739th | |
| Isolated primes | 15708th | |
| Primes | 20553rd | 20583rd |
| Sophie germain primes | 2320th | |
| Twin primes (1st member) | 2435th | |
| Roman numberals | ||
| Base 2 | 1110001000000001112 | 1110001001100000012 |
| Base 3 | 1022021101123 | 1022022221123 |
| Base 4 | 3202000134 | 3202120014 |
| Base 5 | 244012115 | 244042145 |
| Base 6 | 45432356 | 45451056 |
| Base 7 | 16525047 | 16535547 |
| Base 8 | 7040078 | 7046018 |
| Base 9 | 3824159 | 3828759 |
| Base 10 | 23143110 | 23180910 |
| Base 11 | 14897211 | 14918611 |
| Base 12 | b1b1b12 | b219512 |
| Base 13 | 8145513 | 8168613 |
| Base 14 | 604ab14 | 6069b14 |
| Base 15 | 4888b15 | 48a3e15 |
| Base 16 | 3880716 | 3898116 |