Compare 381385 vs 381389
| Property | 381385 | 381389 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 831 × 9191 | 3813891 |
| Prime factorization | 5 × 83 × 919 | 381389 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 83, 415, 919, 4595, 76277, 381385 | 1, 381389 |
| Number of properties | 0 | 7 |
| Chen primes | 13120th | |
| Isolated primes | 25090th | |
| Primes | 32403rd | |
| Sexy primes (2nd member) | 7340th | |
| Sexy prime quadrupletss (4th member) | 171st | |
| Sexy prime triplets (3rd member) | 1411th | |
| Sophie germain primes | 3469th | |
| Roman numberals | ||
| Base 2 | 10111010001110010012 | 10111010001110011012 |
| Base 3 | 2011010111013 | 2011010111123 |
| Base 4 | 11310130214 | 11310130314 |
| Base 5 | 442010205 | 442010245 |
| Base 6 | 121014016 | 121014056 |
| Base 7 | 31456247 | 31456317 |
| Base 8 | 13507118 | 13507158 |
| Base 9 | 6411419 | 6411459 |
| Base 10 | 38138510 | 38138910 |
| Base 11 | 2405a411 | 2405a811 |
| Base 12 | 16486112 | 16486512 |
| Base 13 | 10479413 | 10479813 |
| Base 14 | 9cdbb14 | 9cdc114 |
| Base 15 | 7800a15 | 7800e15 |
| Base 16 | 5d1c916 | 5d1cd16 |