Compare 20983 vs 21247
| Property | 20983 | 21247 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 209831 | 212471 |
| Prime factorization | 20983 | 21247 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20983 | 1, 21247 |
| Number of properties | 4 | 3 |
| Harmonic primes | 866th | |
| Isolated primes | 1667th | |
| Long primes | 896th | 907th |
| Primes | 2360th | 2388th |
| Twin primes (2nd member) | 357th | |
| Roman numberals | ||
| Base 2 | 1010001111101112 | 1010010111111112 |
| Base 3 | 10012100113 | 10020102213 |
| Base 4 | 110133134 | 110233334 |
| Base 5 | 11324135 | 11344425 |
| Base 6 | 2410516 | 2422116 |
| Base 7 | 1151147 | 1156427 |
| Base 8 | 507678 | 513778 |
| Base 9 | 317049 | 321279 |
| Base 10 | 2098310 | 2124710 |
| Base 11 | 1484611 | 14a6611 |
| Base 12 | 1018712 | 1036712 |
| Base 13 | 972113 | 989513 |
| Base 14 | 790b14 | 7a5914 |
| Base 15 | 633d15 | 646715 |
| Base 16 | 51f716 | 52ff16 |