Compare 20789 vs 21001
| Property | 20789 | 21001 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 207891 | 210011 |
| Prime factorization | 20789 | 21001 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20789 | 1, 21001 |
| Number of properties | 7 | 5 |
| Chen primes | 1153rd | 1162nd |
| Harmonic primes | 857th | 867th |
| Isolated primes | 1635th | 1648th |
| Long primes | 889th | |
| Primes | 2342nd | 2361st |
| Pythagorean primes | 1164th | 1173rd |
| Sophie germain primes | 337th | |
| Roman numberals | ||
| Base 2 | 1010001001101012 | 1010010000010012 |
| Base 3 | 10011112223 | 10012102113 |
| Base 4 | 110103114 | 110200214 |
| Base 5 | 11311245 | 11330015 |
| Base 6 | 2401256 | 2411216 |
| Base 7 | 1144167 | 1151417 |
| Base 8 | 504658 | 510118 |
| Base 9 | 314589 | 317249 |
| Base 10 | 2078910 | 2100110 |
| Base 11 | 1468a11 | 1486211 |
| Base 12 | 1004512 | 101a112 |
| Base 13 | 960213 | 973613 |
| Base 14 | 780d14 | 792114 |
| Base 15 | 625e15 | 635115 |
| Base 16 | 513516 | 520916 |