Compare 641213 vs 642809
| Property | 641213 | 642809 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6412131 | 6428091 |
| Prime factorization | 641213 | 642809 |
| Divisors count | 2 | 2 |
| Divisors | 1, 641213 | 1, 642809 |
| Number of properties | 4 | 4 |
| Additive primes | 20388th | 20432nd |
| Isolated primes | 40888th | 40968th |
| Primes | 52165th | 52275th |
| Sophie germain primes | 5316th | 5325th |
| Roman numberals | ||
| Base 2 | 100111001000101111012 | 100111001110111110012 |
| Base 3 | 10121201201223 | 10121222022023 |
| Base 4 | 21302023314 | 21303233214 |
| Base 5 | 1310043235 | 1310322145 |
| Base 6 | 214243256 | 214355456 |
| Base 7 | 53102667 | 53150367 |
| Base 8 | 23442758 | 23473718 |
| Base 9 | 11765189 | 11786829 |
| Base 10 | 64121310 | 64280910 |
| Base 11 | 3a883111 | 3a9a5211 |
| Base 12 | 26b0a512 | 26bbb512 |
| Base 13 | 195b2113 | 19677b13 |
| Base 14 | 12996d14 | 12a38d14 |
| Base 15 | c9ec815 | ca6de15 |
| Base 16 | 9c8bd16 | 9cef916 |