Compare 220390 vs 220391
| Property | 220390 | 220391 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 220391 | 2203911 |
| Prime factorization | 2 × 5 × 22039 | 220391 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 22039, 44078, 110195, 220390 | 1, 220391 |
| Number of properties | 0 | 4 |
| Additive primes | 7947th | |
| Chen primes | 8188th | |
| Isolated primes | 14987th | |
| Primes | 19646th | |
| Roman numberals | ||
| Base 2 | 1101011100111001102 | 1101011100111001112 |
| Base 3 | 1020120221213 | 1020120221223 |
| Base 4 | 3113032124 | 3113032134 |
| Base 5 | 240230305 | 240230315 |
| Base 6 | 44201546 | 44201556 |
| Base 7 | 16053527 | 16053537 |
| Base 8 | 6563468 | 6563478 |
| Base 9 | 3652779 | 3652789 |
| Base 10 | 22039010 | 22039110 |
| Base 11 | 14064511 | 14064611 |
| Base 12 | a765a12 | a765b12 |
| Base 13 | 7941113 | 7941213 |
| Base 14 | 5a46214 | 5a46314 |
| Base 15 | 4547a15 | 4547b15 |
| Base 16 | 35ce616 | 35ce716 |