Compare 231803 vs 231809
| Property | 231803 | 231809 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 111 × 131 × 16211 | 2318091 |
| Prime factorization | 11 × 13 × 1621 | 231809 |
| Divisors count | 8 | 2 |
| Divisors | 1, 11, 13, 143, 1621, 17831, 21073, 231803 | 1, 231809 |
| Number of properties | 0 | 5 |
| Additive primes | 8351st | |
| Chen primes | 8561st | |
| Harmonic primes | 7739th | |
| Isolated primes | 15708th | |
| Primes | 20583rd | |
| Roman numberals | ||
| Base 2 | 1110001001011110112 | 1110001001100000012 |
| Base 3 | 1022022220223 | 1022022221123 |
| Base 4 | 3202113234 | 3202120014 |
| Base 5 | 244042035 | 244042145 |
| Base 6 | 45450556 | 45451056 |
| Base 7 | 16535457 | 16535547 |
| Base 8 | 7045738 | 7046018 |
| Base 9 | 3828689 | 3828759 |
| Base 10 | 23180310 | 23180910 |
| Base 11 | 14918011 | 14918611 |
| Base 12 | b218b12 | b219512 |
| Base 13 | 8168013 | 8168613 |
| Base 14 | 6069514 | 6069b14 |
| Base 15 | 48a3815 | 48a3e15 |
| Base 16 | 3897b16 | 3898116 |