Compare 16666 vs 16673
| Property | 16666 | 16673 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 131 × 6411 | 166731 |
| Prime factorization | 2 × 13 × 641 | 16673 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 13, 26, 641, 1282, 8333, 16666 | 1, 16673 |
| Number of properties | 0 | 8 |
| Additive primes | 918th | |
| Isolated primes | 1344th | |
| Left-truncatable primes | 165th | |
| Long primes | 746th | |
| Primes | 1929th | |
| Pythagorean primes | 957th | |
| Sophie germain primes | 285th | |
| Ulam primes | 145th | |
| Roman numberals | ||
| Base 2 | 1000001000110102 | 1000001001000012 |
| Base 3 | 2112120213 | 2112121123 |
| Base 4 | 100101224 | 100102014 |
| Base 5 | 10131315 | 10131435 |
| Base 6 | 2050546 | 2051056 |
| Base 7 | 664067 | 664167 |
| Base 8 | 404328 | 404418 |
| Base 9 | 247679 | 247759 |
| Base 10 | 1666610 | 1667310 |
| Base 11 | 1158111 | 1158811 |
| Base 12 | 978a12 | 979512 |
| Base 13 | 778013 | 778713 |
| Base 14 | 610614 | 610d14 |
| Base 15 | 4e1115 | 4e1815 |
| Base 16 | 411a16 | 412116 |