Compare 397981 vs 399493
| Property | 397981 | 399493 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3979811 | 3994931 |
| Prime factorization | 397981 | 399493 |
| Divisors count | 2 | 2 |
| Divisors | 1, 397981 | 1, 399493 |
| Number of properties | 5 | 6 |
| Additive primes | 13316th | 13356th |
| Chen primes | 13602nd | |
| Emirps | 6685th | |
| Isolated primes | 26122nd | |
| Lucky primes | 4049th | 4058th |
| Primes | 33697th | 33819th |
| Sexy primes (1st member) | 7645th | |
| Twin primes (2nd member) | 3801st | |
| Roman numberals | ||
| Base 2 | 11000010010100111012 | 11000011000100001012 |
| Base 3 | 2020122210013 | 2020220000013 |
| Base 4 | 12010221314 | 12012020114 |
| Base 5 | 1002134115 | 1002404335 |
| Base 6 | 123103016 | 123213016 |
| Base 7 | 32452037 | 32524637 |
| Base 8 | 14112358 | 14142058 |
| Base 9 | 6658319 | 6680019 |
| Base 10 | 39798110 | 39949310 |
| Base 11 | 25201111 | 25316611 |
| Base 12 | 17239112 | 17323112 |
| Base 13 | 10c1bc13 | 10cab313 |
| Base 14 | a507314 | a583314 |
| Base 15 | 7cdc115 | 7d57d15 |
| Base 16 | 6129d16 | 6188516 |