Compare 399937 vs 401809
| Property | 399937 | 401809 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3999371 | 4018091 |
| Prime factorization | 399937 | 401809 |
| Divisors count | 2 | 2 |
| Divisors | 1, 399937 | 1, 401809 |
| Number of properties | 5 | 3 |
| Cousin primes (1st member) | 3812th | 3822nd |
| Happy primes | 4995th | |
| Isolated primes | 26248th | 26358th |
| Lucky primes | 4062nd | |
| Primes | 33855th | 33985th |
| Roman numberals | ||
| Base 2 | 11000011010010000012 | 11000100001100100012 |
| Base 3 | 2020221211113 | 2021020112113 |
| Base 4 | 12012210014 | 12020121014 |
| Base 5 | 1002442225 | 1003242145 |
| Base 6 | 123233216 | 123401216 |
| Base 7 | 32536667 | 32623127 |
| Base 8 | 14151018 | 14206218 |
| Base 9 | 6685449 | 6721549 |
| Base 10 | 39993710 | 40180910 |
| Base 11 | 25352a11 | 25498111 |
| Base 12 | 17354112 | 17464112 |
| Base 13 | 11006513 | 110b7513 |
| Base 14 | a5a6d14 | a660914 |
| Base 15 | 7d77715 | 7e0c415 |
| Base 16 | 61a4116 | 6219116 |