Compare 206407 vs 206639
| Property | 206407 | 206639 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2064071 | 2066391 |
| Prime factorization | 206407 | 206639 |
| Divisors count | 2 | 2 |
| Divisors | 1, 206407 | 1, 206639 |
| Number of properties | 8 | 5 |
| Additive primes | 7461st | |
| Chen primes | 7741st | |
| Cousin primes (1st member) | 2196th | |
| Isolated primes | 14074th | |
| Primes | 18503rd | 18523rd |
| Prime triplets (1st member) | 863rd | |
| Safe primes | 1207th | |
| Sexy primes (1st member) | 4403rd | |
| Sexy prime triplets (1st member) | 888th | |
| Super primes | 2119th | 2122nd |
| Twin primes (1st member) | 2217th | |
| Roman numberals | ||
| Base 2 | 1100100110010001112 | 1100100111001011112 |
| Base 3 | 1011110102013 | 1011111100223 |
| Base 4 | 3021210134 | 3021302334 |
| Base 5 | 231011125 | 231030245 |
| Base 6 | 42313316 | 42323556 |
| Base 7 | 15165257 | 15203067 |
| Base 8 | 6231078 | 6234578 |
| Base 9 | 3441219 | 3444089 |
| Base 10 | 20640710 | 20663910 |
| Base 11 | 13109311 | 13128411 |
| Base 12 | 9b54712 | 9b6bb12 |
| Base 13 | 72c4613 | 7309413 |
| Base 14 | 5531514 | 5543d14 |
| Base 15 | 4125715 | 4135e15 |
| Base 16 | 3264716 | 3272f16 |