Compare 2387 vs 2389
| Property | 2387 | 2389 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 111 × 311 | 23891 |
| Prime factorization | 7 × 11 × 31 | 2389 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 11, 31, 77, 217, 341, 2387 | 1, 2389 |
| Number of properties | 0 | 9 |
| Chen primes | 214th | |
| Cousin primes (1st member) | 74th | |
| Isolated primes | 212th | |
| Long primes | 139th | |
| Primes | 355th | |
| Pythagorean primes | 174th | |
| Sexy primes (2nd member) | 146th | |
| Sexy prime quadrupletss (4th member) | 13th | |
| Sexy prime triplets (3rd member) | 54th | |
| Roman numberals | MMCCCLXXXVII | MMCCCLXXXIX |
| Base 2 | 1001010100112 | 1001010101012 |
| Base 3 | 100211023 | 100211113 |
| Base 4 | 2111034 | 2111114 |
| Base 5 | 340225 | 340245 |
| Base 6 | 150156 | 150216 |
| Base 7 | 66507 | 66527 |
| Base 8 | 45238 | 45258 |
| Base 9 | 32429 | 32449 |
| Base 10 | 238710 | 238910 |
| Base 11 | 188011 | 188211 |
| Base 12 | 146b12 | 147112 |
| Base 13 | 111813 | 111a13 |
| Base 14 | c2714 | c2914 |
| Base 15 | a9215 | a9415 |
| Base 16 | 95316 | 95516 |