Compare 2399 vs 2405
| Property | 2399 | 2405 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 23991 | 51 × 131 × 371 |
| Prime factorization | 2399 | 5 × 13 × 37 |
| Divisors count | 2 | 8 |
| Divisors | 1, 2399 | 1, 5, 13, 37, 65, 185, 481, 2405 |
| Number of properties | 6 | 0 |
| Additive primes | 188th | |
| Isolated primes | 214th | |
| Primes | 357th | |
| Right-truncatable primes | 31st | |
| Sexy primes (2nd member) | 147th | |
| Sophie germain primes | 71st | |
| Roman numberals | MMCCCXCIX | MMCDV |
| Base 2 | 1001010111112 | 1001011001012 |
| Base 3 | 100212123 | 100220023 |
| Base 4 | 2111334 | 2112114 |
| Base 5 | 340445 | 341105 |
| Base 6 | 150356 | 150456 |
| Base 7 | 66657 | 100047 |
| Base 8 | 45378 | 45458 |
| Base 9 | 32559 | 32629 |
| Base 10 | 239910 | 240510 |
| Base 11 | 189111 | 189711 |
| Base 12 | 147b12 | 148512 |
| Base 13 | 112713 | 113013 |
| Base 14 | c3514 | c3b14 |
| Base 15 | a9e15 | aa515 |
| Base 16 | 95f16 | 96516 |