Compare 212987 vs 213209
| Property | 212987 | 213209 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2129871 | 2132091 |
| Prime factorization | 212987 | 213209 |
| Divisors count | 2 | 2 |
| Divisors | 1, 212987 | 1, 213209 |
| Number of properties | 6 | 6 |
| Additive primes | 7693rd | 7705th |
| Chen primes | 7955th | 7962nd |
| Happy primes | 2896th | |
| Isolated primes | 14496th | 14513th |
| Primes | 19045th | 19064th |
| Pythagorean primes | 9517th | |
| Sexy primes (2nd member) | 4518th | 4522nd |
| Roman numberals | ||
| Base 2 | 1100111111111110112 | 1101000000110110012 |
| Base 3 | 1012110111023 | 1012111101223 |
| Base 4 | 3033333234 | 3100031214 |
| Base 5 | 233034225 | 233103145 |
| Base 6 | 43220156 | 43230256 |
| Base 7 | 15446457 | 15454137 |
| Base 8 | 6377738 | 6403318 |
| Base 9 | 3541429 | 3544189 |
| Base 10 | 21298710 | 21320910 |
| Base 11 | 13602511 | 13620711 |
| Base 12 | a330b12 | a347512 |
| Base 13 | 75c3813 | 7607913 |
| Base 14 | 5789514 | 579b314 |
| Base 15 | 4319215 | 4328e15 |
| Base 16 | 33ffb16 | 340d916 |