Compare 205879 vs 205890
| Property | 205879 | 205890 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 2058791 | 21 × 31 × 51 × 68631 |
| Prime factorization | 205879 | 2 × 3 × 5 × 6863 |
| Divisors count | 2 | 16 |
| Divisors | 1, 205879 | 1, 2, 3, 5, 6, 10, 15, 30, 6863, 13726, 20589, 34315, 41178, 68630, 102945, 205890 |
| Number of properties | 4 | 0 |
| Additive primes | 7440th | |
| Cousin primes (1st member) | 2188th | |
| Isolated primes | 14036th | |
| Primes | 18453rd | |
| Roman numberals | ||
| Base 2 | 1100100100001101112 | 1100100100010000102 |
| Base 3 | 1011101020113 | 1011101021203 |
| Base 4 | 3021003134 | 3021010024 |
| Base 5 | 230420045 | 230420305 |
| Base 6 | 42250516 | 42251106 |
| Base 7 | 15151427 | 15151567 |
| Base 8 | 6220678 | 6221028 |
| Base 9 | 3433649 | 3433769 |
| Base 10 | 20587910 | 20589010 |
| Base 11 | 13075311 | 13076311 |
| Base 12 | 9b18712 | 9b19612 |
| Base 13 | 7292b13 | 7293913 |
| Base 14 | 5505914 | 5506614 |
| Base 15 | 4100415 | 4101015 |
| Base 16 | 3243716 | 3244216 |