Compare 209969 vs 209971
| Property | 209969 | 209971 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 191 × 431 × 2571 | 2099711 |
| Prime factorization | 19 × 43 × 257 | 209971 |
| Divisors count | 8 | 2 |
| Divisors | 1, 19, 43, 257, 817, 4883, 11051, 209969 | 1, 209971 |
| Number of properties | 0 | 7 |
| Chen primes | 7854th | |
| Isolated primes | 14299th | |
| Long primes | 7034th | |
| Primes | 18804th | |
| Sexy primes (1st member) | 4465th | |
| Sexy prime triplets (1st member) | 900th | |
| Ulam primes | 1348th | |
| Roman numberals | ||
| Base 2 | 1100110100001100012 | 1100110100001100112 |
| Base 3 | 1012000001223 | 1012000002013 |
| Base 4 | 3031003014 | 3031003034 |
| Base 5 | 232043345 | 232043415 |
| Base 6 | 43000256 | 43000316 |
| Base 7 | 15331047 | 15331067 |
| Base 8 | 6320618 | 6320638 |
| Base 9 | 3500189 | 3500219 |
| Base 10 | 20996910 | 20997110 |
| Base 11 | 13383111 | 13383311 |
| Base 12 | a161512 | a161712 |
| Base 13 | 7475613 | 7475813 |
| Base 14 | 5673b14 | 5673d14 |
| Base 15 | 4232e15 | 4233115 |
| Base 16 | 3343116 | 3343316 |