Compare 40385 vs 40387
| Property | 40385 | 40387 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 411 × 1971 | 403871 |
| Prime factorization | 5 × 41 × 197 | 40387 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 41, 197, 205, 985, 8077, 40385 | 1, 40387 |
| Number of properties | 0 | 4 |
| Chen primes | 1990th | |
| Harmonic primes | 1579th | |
| Isolated primes | 3049th | |
| Primes | 4236th | |
| Roman numberals | ||
| Base 2 | 10011101110000012 | 10011101110000112 |
| Base 3 | 20011012023 | 20011012113 |
| Base 4 | 213130014 | 213130034 |
| Base 5 | 22430205 | 22430225 |
| Base 6 | 5105456 | 5105516 |
| Base 7 | 2255127 | 2255147 |
| Base 8 | 1167018 | 1167038 |
| Base 9 | 613529 | 613549 |
| Base 10 | 4038510 | 4038710 |
| Base 11 | 2838411 | 2838611 |
| Base 12 | 1b45512 | 1b45712 |
| Base 13 | 154c713 | 154c913 |
| Base 14 | 10a0914 | 10a0b14 |
| Base 15 | be7515 | be7715 |
| Base 16 | 9dc116 | 9dc316 |