Compare 19751 vs 20021
| Property | 19751 | 20021 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 197511 | 200211 |
| Prime factorization | 19751 | 20021 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19751 | 1, 20021 |
| Number of properties | 6 | 6 |
| Additive primes | 1038th | 1051st |
| Chen primes | 1103rd | 1113th |
| Emirps | 619th | |
| Harmonic primes | 822nd | |
| Primes | 2235th | 2264th |
| Pythagorean primes | 1126th | |
| Sophie germain primes | 322nd | |
| Twin primes (1st member) | 338th | 343rd |
| Roman numberals | ||
| Base 2 | 1001101001001112 | 1001110001101012 |
| Base 3 | 10000021123 | 10001101123 |
| Base 4 | 103102134 | 103203114 |
| Base 5 | 11130015 | 11200415 |
| Base 6 | 2312356 | 2324056 |
| Base 7 | 1114047 | 1122417 |
| Base 8 | 464478 | 470658 |
| Base 9 | 300759 | 304159 |
| Base 10 | 1975110 | 2002110 |
| Base 11 | 1392611 | 1405111 |
| Base 12 | b51b12 | b70512 |
| Base 13 | 8cb413 | 916113 |
| Base 14 | 72ab14 | 742114 |
| Base 15 | 5cbb15 | 5deb15 |
| Base 16 | 4d2716 | 4e3516 |