Compare 87405 vs 87407
| Property | 87405 | 87407 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 51 × 58271 | 874071 |
| Prime factorization | 3 × 5 × 5827 | 87407 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 5, 15, 5827, 17481, 29135, 87405 | 1, 87407 |
| Number of properties | 0 | 6 |
| Chen primes | 3809th | |
| Cousin primes (2nd member) | 1084th | |
| Harmonic primes | 3199th | |
| Isolated primes | 6306th | |
| Long primes | 3209th | |
| Primes | 8485th | |
| Roman numberals | ||
| Base 2 | 101010101011011012 | 101010101011011112 |
| Base 3 | 111022200203 | 111022200223 |
| Base 4 | 1111112314 | 1111112334 |
| Base 5 | 102441105 | 102441125 |
| Base 6 | 15123536 | 15123556 |
| Base 7 | 5125537 | 5125557 |
| Base 8 | 2525558 | 2525578 |
| Base 9 | 1428069 | 1428089 |
| Base 10 | 8740510 | 8740710 |
| Base 11 | 5a73a11 | 5a74111 |
| Base 12 | 426b912 | 426bb12 |
| Base 13 | 30a2613 | 30a2813 |
| Base 14 | 23bd314 | 23bd514 |
| Base 15 | 1ad7015 | 1ad7215 |
| Base 16 | 1556d16 | 1556f16 |