Compare 2387 vs 2399
| Property | 2387 | 2399 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 111 × 311 | 23991 |
| Prime factorization | 7 × 11 × 31 | 2399 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 11, 31, 77, 217, 341, 2387 | 1, 2399 |
| Number of properties | 0 | 6 |
| Additive primes | 188th | |
| Isolated primes | 214th | |
| Primes | 357th | |
| Right-truncatable primes | 31st | |
| Sexy primes (2nd member) | 147th | |
| Sophie germain primes | 71st | |
| Roman numberals | MMCCCLXXXVII | MMCCCXCIX |
| Base 2 | 1001010100112 | 1001010111112 |
| Base 3 | 100211023 | 100212123 |
| Base 4 | 2111034 | 2111334 |
| Base 5 | 340225 | 340445 |
| Base 6 | 150156 | 150356 |
| Base 7 | 66507 | 66657 |
| Base 8 | 45238 | 45378 |
| Base 9 | 32429 | 32559 |
| Base 10 | 238710 | 239910 |
| Base 11 | 188011 | 189111 |
| Base 12 | 146b12 | 147b12 |
| Base 13 | 111813 | 112713 |
| Base 14 | c2714 | c3514 |
| Base 15 | a9215 | a9e15 |
| Base 16 | 95316 | 95f16 |