Compare 640193 vs 640197
| Property | 640193 | 640197 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 5 |
| Prime factorization | 6401931 | 33 × 1311 × 1811 |
| Prime factorization | 640193 | 3 × 3 × 3 × 131 × 181 |
| Divisors count | 2 | 16 |
| Divisors | 1, 640193 | 1, 3, 9, 27, 131, 181, 393, 543, 1179, 1629, 3537, 4887, 23711, 71133, 213399, 640197 |
| Number of properties | 3 | 0 |
| Additive primes | 20359th | |
| Isolated primes | 40827th | |
| Primes | 52092nd | |
| Roman numberals | ||
| Base 2 | 100111000100110000012 | 100111000100110001012 |
| Base 3 | 10121120112123 | 10121120120003 |
| Base 4 | 21301030014 | 21301030114 |
| Base 5 | 1304412335 | 1304412425 |
| Base 6 | 214155056 | 214155136 |
| Base 7 | 53043117 | 53043157 |
| Base 8 | 23423018 | 23423058 |
| Base 9 | 11751559 | 11751609 |
| Base 10 | 64019310 | 64019710 |
| Base 11 | 3a7a9411 | 3a7a9811 |
| Base 12 | 26a59512 | 26a59912 |
| Base 13 | 19551813 | 19551c13 |
| Base 14 | 12944114 | 12944514 |
| Base 15 | c9a4815 | c9a4c15 |
| Base 16 | 9c4c116 | 9c4c516 |