Compare 220389 vs 220391
| Property | 220389 | 220391 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 131 × 56511 | 2203911 |
| Prime factorization | 3 × 13 × 5651 | 220391 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 13, 39, 5651, 16953, 73463, 220389 | 1, 220391 |
| Number of properties | 0 | 4 |
| Additive primes | 7947th | |
| Chen primes | 8188th | |
| Isolated primes | 14987th | |
| Primes | 19646th | |
| Roman numberals | ||
| Base 2 | 1101011100111001012 | 1101011100111001112 |
| Base 3 | 1020120221203 | 1020120221223 |
| Base 4 | 3113032114 | 3113032134 |
| Base 5 | 240230245 | 240230315 |
| Base 6 | 44201536 | 44201556 |
| Base 7 | 16053517 | 16053537 |
| Base 8 | 6563458 | 6563478 |
| Base 9 | 3652769 | 3652789 |
| Base 10 | 22038910 | 22039110 |
| Base 11 | 14064411 | 14064611 |
| Base 12 | a765912 | a765b12 |
| Base 13 | 7941013 | 7941213 |
| Base 14 | 5a46114 | 5a46314 |
| Base 15 | 4547915 | 4547b15 |
| Base 16 | 35ce516 | 35ce716 |