Compare 206639 vs 207061
| Property | 206639 | 207061 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2066391 | 2070611 |
| Prime factorization | 206639 | 207061 |
| Divisors count | 2 | 2 |
| Divisors | 1, 206639 | 1, 207061 |
| Number of properties | 5 | 5 |
| Centered decagonal primes | 89th | |
| Chen primes | 7741st | |
| Isolated primes | 14114th | |
| Primes | 18523rd | 18553rd |
| Pythagorean primes | 9260th | |
| Safe primes | 1207th | |
| Super primes | 2122nd | 2125th |
| Twin primes (1st member) | 2217th | |
| Roman numberals | ||
| Base 2 | 1100100111001011112 | 1100101000110101012 |
| Base 3 | 1011111100223 | 1011120002213 |
| Base 4 | 3021302334 | 3022031114 |
| Base 5 | 231030245 | 231112215 |
| Base 6 | 42323556 | 42343416 |
| Base 7 | 15203067 | 15214517 |
| Base 8 | 6234578 | 6243258 |
| Base 9 | 3444089 | 3450279 |
| Base 10 | 20663910 | 20706110 |
| Base 11 | 13128411 | 13162811 |
| Base 12 | 9b6bb12 | 9b9b112 |
| Base 13 | 7309413 | 7332a13 |
| Base 14 | 5543d14 | 5566114 |
| Base 15 | 4135e15 | 4154115 |
| Base 16 | 3272f16 | 328d516 |