Compare 660043 vs 660047
| Property | 660043 | 660047 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 371 × 178391 | 6600471 |
| Prime factorization | 37 × 17839 | 660047 |
| Divisors count | 4 | 2 |
| Divisors | 1, 37, 17839, 660043 | 1, 660047 |
| Number of properties | 1 | 5 |
| Additive primes | 20914th | |
| Chen primes | 20957th | |
| Isolated primes | 42015th | |
| Primes | 53568th | |
| Semiprimes | 141257th | |
| Sexy primes (1st member) | 11567th | |
| Roman numberals | ||
| Base 2 | 101000010010010010112 | 101000010010010011112 |
| Base 3 | 10201121020013 | 10201121020123 |
| Base 4 | 22010210234 | 22010210334 |
| Base 5 | 1321101335 | 1321101425 |
| Base 6 | 220514316 | 220514356 |
| Base 7 | 54162167 | 54162237 |
| Base 8 | 24111138 | 24111178 |
| Base 9 | 12153619 | 12153659 |
| Base 10 | 66004310 | 66004710 |
| Base 11 | 41099a11 | 4109a311 |
| Base 12 | 279b7712 | 279b7b12 |
| Base 13 | 1a157713 | 1a157b13 |
| Base 14 | 13277d14 | 13278314 |
| Base 15 | d087d15 | d088215 |
| Base 16 | a124b16 | a124f16 |