Compare 12486 vs 12487
| Property | 12486 | 12487 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 31 × 20811 | 124871 |
| Prime factorization | 2 × 3 × 2081 | 12487 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 3, 6, 2081, 4162, 6243, 12486 | 1, 12487 |
| Number of properties | 0 | 6 |
| Cousin primes (1st member) | 243rd | |
| Good primes | 204th | |
| Isolated primes | 1007th | |
| Long primes | 577th | |
| Lucky primes | 254th | |
| Primes | 1490th | |
| Roman numberals | ||
| Base 2 | 110000110001102 | 110000110001112 |
| Base 3 | 1220101103 | 1220101113 |
| Base 4 | 30030124 | 30030134 |
| Base 5 | 3444215 | 3444225 |
| Base 6 | 1334506 | 1334516 |
| Base 7 | 512557 | 512567 |
| Base 8 | 303068 | 303078 |
| Base 9 | 181139 | 181149 |
| Base 10 | 1248610 | 1248710 |
| Base 11 | 942111 | 942211 |
| Base 12 | 728612 | 728712 |
| Base 13 | 58b613 | 58b713 |
| Base 14 | 479c14 | 479d14 |
| Base 15 | 3a7615 | 3a7715 |
| Base 16 | 30c616 | 30c716 |