Compare 40381 vs 40387
| Property | 40381 | 40387 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 111 × 36711 | 403871 |
| Prime factorization | 11 × 3671 | 40387 |
| Divisors count | 4 | 2 |
| Divisors | 1, 11, 3671, 40381 | 1, 40387 |
| Number of properties | 1 | 4 |
| Chen primes | 1990th | |
| Harmonic primes | 1579th | |
| Isolated primes | 3049th | |
| Primes | 4236th | |
| Semiprimes | 9883rd | |
| Roman numberals | ||
| Base 2 | 10011101101111012 | 10011101110000112 |
| Base 3 | 20011011213 | 20011012113 |
| Base 4 | 213123314 | 213130034 |
| Base 5 | 22430115 | 22430225 |
| Base 6 | 5105416 | 5105516 |
| Base 7 | 2255057 | 2255147 |
| Base 8 | 1166758 | 1167038 |
| Base 9 | 613479 | 613549 |
| Base 10 | 4038110 | 4038710 |
| Base 11 | 2838011 | 2838611 |
| Base 12 | 1b45112 | 1b45712 |
| Base 13 | 154c313 | 154c913 |
| Base 14 | 10a0514 | 10a0b14 |
| Base 15 | be7115 | be7715 |
| Base 16 | 9dbd16 | 9dc316 |