Compare 20663 vs 20731
| Property | 20663 | 20731 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 206631 | 207311 |
| Prime factorization | 20663 | 20731 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20663 | 1, 20731 |
| Number of properties | 7 | 6 |
| Additive primes | 1081st | 1085th |
| Chen primes | 1144th | 1148th |
| Harmonic primes | 850th | 853rd |
| Isolated primes | 1627th | 1631st |
| Long primes | 886th | |
| Lucky primes | 379th | |
| Primes | 2328th | 2334th |
| Safe primes | 197th | |
| Roman numberals | ||
| Base 2 | 1010000101101112 | 1010000111110112 |
| Base 3 | 10011000223 | 10011022113 |
| Base 4 | 110023134 | 110033234 |
| Base 5 | 11301235 | 11304115 |
| Base 6 | 2353556 | 2355516 |
| Base 7 | 1141467 | 1143047 |
| Base 8 | 502678 | 503738 |
| Base 9 | 313089 | 313849 |
| Base 10 | 2066310 | 2073110 |
| Base 11 | 1458511 | 1463711 |
| Base 12 | bb5b12 | bbb712 |
| Base 13 | 953613 | 958913 |
| Base 14 | 775d14 | 77ab14 |
| Base 15 | 61c815 | 622115 |
| Base 16 | 50b716 | 50fb16 |