Compare 390989 vs 391217
| Property | 390989 | 391217 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3909891 | 3912171 |
| Prime factorization | 390989 | 391217 |
| Divisors count | 2 | 2 |
| Divisors | 1, 390989 | 1, 391217 |
| Number of properties | 3 | 4 |
| Additive primes | 13129th | |
| Chen primes | 13409th | 13415th |
| Primes | 33147th | 33166th |
| Twin primes (1st member) | 3731st | 3733rd |
| Roman numberals | ||
| Base 2 | 10111110111010011012 | 10111111000001100012 |
| Base 3 | 2012121000023 | 2012121221123 |
| Base 4 | 11331310314 | 11332003014 |
| Base 5 | 1000024245 | 1000043325 |
| Base 6 | 122140456 | 122151056 |
| Base 7 | 32156247 | 32164017 |
| Base 8 | 13735158 | 13740618 |
| Base 9 | 6553029 | 6555759 |
| Base 10 | 39098910 | 39121710 |
| Base 11 | 24783511 | 247a2211 |
| Base 12 | 16a32512 | 16a49512 |
| Base 13 | 108c7113 | 1090b813 |
| Base 14 | a26bb14 | a280114 |
| Base 15 | 7acae15 | 7adb215 |
| Base 16 | 5f74d16 | 5f83116 |