Compare 660013 vs 660047
| Property | 660013 | 660047 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6600131 | 6600471 |
| Prime factorization | 660013 | 660047 |
| Divisors count | 2 | 2 |
| Divisors | 1, 660013 | 1, 660047 |
| Number of properties | 3 | 5 |
| Additive primes | 20914th | |
| Chen primes | 20957th | |
| Happy primes | 7588th | |
| Isolated primes | 42013th | 42015th |
| Primes | 53566th | 53568th |
| Sexy primes (1st member) | 11567th | |
| Roman numberals | ||
| Base 2 | 101000010010001011012 | 101000010010010011112 |
| Base 3 | 10201121002213 | 10201121020123 |
| Base 4 | 22010202314 | 22010210334 |
| Base 5 | 1321100235 | 1321101425 |
| Base 6 | 220513416 | 220514356 |
| Base 7 | 54161447 | 54162237 |
| Base 8 | 24110558 | 24111178 |
| Base 9 | 12153279 | 12153659 |
| Base 10 | 66001310 | 66004710 |
| Base 11 | 41097211 | 4109a311 |
| Base 12 | 279b5112 | 279b7b12 |
| Base 13 | 1a155313 | 1a157b13 |
| Base 14 | 13275b14 | 13278314 |
| Base 15 | d085d15 | d088215 |
| Base 16 | a122d16 | a124f16 |