Compare 666007 vs 666013
| Property | 666007 | 666013 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 191 × 350531 | 6660131 |
| Prime factorization | 19 × 35053 | 666013 |
| Divisors count | 4 | 2 |
| Divisors | 1, 19, 35053, 666007 | 1, 666013 |
| Number of properties | 1 | 3 |
| Isolated primes | 42362nd | |
| Primes | 54023rd | |
| Semiprimes | 142459th | |
| Sexy primes (1st member) | 11659th | |
| Roman numberals | ||
| Base 2 | 101000101001100101112 | 101000101001100111012 |
| Base 3 | 10202111202213 | 10202111210113 |
| Base 4 | 22022121134 | 22022121314 |
| Base 5 | 1323030125 | 1323030235 |
| Base 6 | 221352116 | 221352216 |
| Base 7 | 54424667 | 54425057 |
| Base 8 | 24246278 | 24246358 |
| Base 9 | 12245279 | 12245349 |
| Base 10 | 66600710 | 66601310 |
| Base 11 | 41542111 | 41542711 |
| Base 12 | 28150712 | 28151112 |
| Base 13 | 1a41b413 | 1a41ba13 |
| Base 14 | 1349dd14 | 134a0514 |
| Base 15 | d250715 | d250d15 |
| Base 16 | a299716 | a299d16 |