Compare 399983 vs 400087
| Property | 399983 | 400087 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3999831 | 4000871 |
| Prime factorization | 399983 | 400087 |
| Divisors count | 2 | 2 |
| Divisors | 1, 399983 | 1, 400087 |
| Number of properties | 6 | 5 |
| Additive primes | 13372nd | 13377th |
| Chen primes | 13662nd | |
| Cousin primes (2nd member) | 3813th | |
| Happy primes | 4999th | |
| Isolated primes | 26252nd | 26256th |
| Primes | 33859th | 33867th |
| Sexy primes (1st member) | 7650th | 7651st |
| Roman numberals | ||
| Base 2 | 11000011010011011112 | 11000011010110101112 |
| Base 3 | 2020222000123 | 2020222110013 |
| Base 4 | 12012212334 | 12012231134 |
| Base 5 | 1002444135 | 1003003225 |
| Base 6 | 123234356 | 123241316 |
| Base 7 | 32540637 | 32543027 |
| Base 8 | 14151578 | 14153278 |
| Base 9 | 6686059 | 6687319 |
| Base 10 | 39998310 | 40008710 |
| Base 11 | 25357111 | 25365611 |
| Base 12 | 17357b12 | 17364712 |
| Base 13 | 11009c13 | 11014c13 |
| Base 14 | a5aa314 | a5b3914 |
| Base 15 | 7d7a815 | 7d82715 |
| Base 16 | 61a6f16 | 61ad716 |