Compare 670991 vs 671257
| Property | 670991 | 671257 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6709911 | 6712571 |
| Prime factorization | 670991 | 671257 |
| Divisors count | 2 | 2 |
| Divisors | 1, 670991 | 1, 671257 |
| Number of properties | 5 | 4 |
| Chen primes | 21254th | 21263rd |
| Cousin primes (1st member) | 5866th | |
| Cousin primes (2nd member) | 5864th | |
| Isolated primes | 42651st | 42669th |
| Primes | 54384th | 54404th |
| Sophie germain primes | 5525th | |
| Roman numberals | ||
| Base 2 | 101000111101000011112 | 101000111110000110012 |
| Base 3 | 10210021021123 | 10210022101013 |
| Base 4 | 22033100334 | 22033201214 |
| Base 5 | 1324324315 | 1324400125 |
| Base 6 | 222142356 | 222154016 |
| Base 7 | 54631467 | 54640067 |
| Base 8 | 24364178 | 24370318 |
| Base 9 | 12323759 | 12327119 |
| Base 10 | 67099110 | 67125710 |
| Base 11 | 41914211 | 41936411 |
| Base 12 | 28437b12 | 28456112 |
| Base 13 | 1a654913 | 1a66c213 |
| Base 14 | 13675d14 | 1368ad14 |
| Base 15 | d3c2b15 | d3d5715 |
| Base 16 | a3d0f16 | a3e1916 |