Compare 20407 vs 20543
| Property | 20407 | 20543 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 204071 | 205431 |
| Prime factorization | 20407 | 20543 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20407 | 1, 20543 |
| Number of properties | 6 | 7 |
| Additive primes | 1072nd | |
| Chen primes | 1134th | |
| Cousin primes (1st member) | 352nd | |
| Harmonic primes | 845th | |
| Isolated primes | 1615th | 1621st |
| Long primes | 880th | 883rd |
| Primes | 2306th | 2318th |
| Safe primes | 195th | |
| Sexy primes (1st member) | 707th | |
| Ulam primes | 173rd | |
| Roman numberals | ||
| Base 2 | 1001111101101112 | 1010000001111112 |
| Base 3 | 10002222113 | 10010112123 |
| Base 4 | 103323134 | 110003334 |
| Base 5 | 11231125 | 11241335 |
| Base 6 | 2342516 | 2350356 |
| Base 7 | 1133327 | 1136157 |
| Base 8 | 476678 | 500778 |
| Base 9 | 308849 | 311559 |
| Base 10 | 2040710 | 2054310 |
| Base 11 | 1437211 | 1448611 |
| Base 12 | b98712 | ba7b12 |
| Base 13 | 939a13 | 947313 |
| Base 14 | 761914 | 76b514 |
| Base 15 | 60a715 | 614815 |
| Base 16 | 4fb716 | 503f16 |