Compare 642199 vs 642207
| Property | 642199 | 642207 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 6421991 | 31 × 2140691 |
| Prime factorization | 642199 | 3 × 214069 |
| Divisors count | 2 | 4 |
| Divisors | 1, 642199 | 1, 3, 214069, 642207 |
| Number of properties | 5 | 1 |
| Additive primes | 20416th | |
| Happy primes | 7435th | |
| Primes | 52237th | |
| Semiprimes | 137596th | |
| Super primes | 5340th | |
| Twin primes (2nd member) | 5650th | |
| Roman numberals | ||
| Base 2 | 100111001100100101112 | 100111001100100111112 |
| Base 3 | 10121212210113 | 10121212211103 |
| Base 4 | 21303021134 | 21303021334 |
| Base 5 | 1310222445 | 1310223125 |
| Base 6 | 214330516 | 214331036 |
| Base 7 | 53132057 | 53132167 |
| Base 8 | 23462278 | 23462378 |
| Base 9 | 11778349 | 11778439 |
| Base 10 | 64219910 | 64220710 |
| Base 11 | 3a954811 | 3a955511 |
| Base 12 | 26b78712 | 26b79312 |
| Base 13 | 1963cc13 | 19640713 |
| Base 14 | 12a07514 | 12a07d14 |
| Base 15 | ca43415 | ca43c15 |
| Base 16 | 9cc9716 | 9cc9f16 |