Compare 206639 vs 207479
| Property | 206639 | 207479 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2066391 | 2074791 |
| Prime factorization | 206639 | 207479 |
| Divisors count | 2 | 2 |
| Divisors | 1, 206639 | 1, 207479 |
| Number of properties | 5 | 7 |
| Additive primes | 7498th | |
| Chen primes | 7741st | 7768th |
| Good primes | 1053rd | |
| Harmonic primes | 6964th | |
| Primes | 18523rd | 18588th |
| Safe primes | 1207th | |
| Sophie germain primes | 2118th | |
| Super primes | 2122nd | |
| Twin primes (1st member) | 2217th | 2225th |
| Roman numberals | ||
| Base 2 | 1100100111001011112 | 1100101010011101112 |
| Base 3 | 1011111100223 | 1011121211023 |
| Base 4 | 3021302334 | 3022213134 |
| Base 5 | 231030245 | 231144045 |
| Base 6 | 42323556 | 42403156 |
| Base 7 | 15203067 | 15226167 |
| Base 8 | 6234578 | 6251678 |
| Base 9 | 3444089 | 3455429 |
| Base 10 | 20663910 | 20747910 |
| Base 11 | 13128411 | 13197811 |
| Base 12 | 9b6bb12 | a009b12 |
| Base 13 | 7309413 | 7358c13 |
| Base 14 | 5543d14 | 5587d14 |
| Base 15 | 4135e15 | 4171e15 |
| Base 16 | 3272f16 | 32a7716 |