Compare 155209 vs 156941
| Property | 155209 | 156941 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1552091 | 1569411 |
| Prime factorization | 155209 | 156941 |
| Divisors count | 2 | 2 |
| Divisors | 1, 155209 | 1, 156941 |
| Number of properties | 6 | 8 |
| Chen primes | 6161st | |
| Good primes | 871st | |
| Harmonic primes | 5351st | |
| Isolated primes | 10778th | |
| Long primes | 5387th | |
| Primes | 14291st | 14429th |
| Pythagorean primes | 7128th | 7198th |
| Sexy primes (2nd member) | 3495th | |
| Sophie germain primes | 1688th | |
| Twin primes (1st member) | 1773rd | |
| Ulam primes | 1023rd | 1030th |
| Roman numberals | ||
| Base 2 | 1001011110010010012 | 1001100101000011012 |
| Base 3 | 212122201113 | 212220211223 |
| Base 4 | 2113210214 | 2121100314 |
| Base 5 | 144313145 | 200102315 |
| Base 6 | 31543216 | 32103256 |
| Base 7 | 12143357 | 12223617 |
| Base 8 | 4571118 | 4624158 |
| Base 9 | 2558149 | 2582489 |
| Base 10 | 15520910 | 15694110 |
| Base 11 | a667a11 | a7a0411 |
| Base 12 | 759a112 | 769a512 |
| Base 13 | 5585213 | 5658513 |
| Base 14 | 407c514 | 412a114 |
| Base 15 | 30ec415 | 3177b15 |
| Base 16 | 25e4916 | 2650d16 |