Compare 20507 vs 20731
| Property | 20507 | 20731 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 205071 | 207311 |
| Prime factorization | 20507 | 20731 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20507 | 1, 20731 |
| Number of properties | 4 | 6 |
| Additive primes | 1085th | |
| Chen primes | 1139th | 1148th |
| Harmonic primes | 853rd | |
| Isolated primes | 1631st | |
| Lucky primes | 379th | |
| Primes | 2314th | 2334th |
| Safe primes | 194th | |
| Twin primes (1st member) | 349th | |
| Roman numberals | ||
| Base 2 | 1010000000110112 | 1010000111110112 |
| Base 3 | 10010101123 | 10011022113 |
| Base 4 | 110001234 | 110033234 |
| Base 5 | 11240125 | 11304115 |
| Base 6 | 2345356 | 2355516 |
| Base 7 | 1135347 | 1143047 |
| Base 8 | 500338 | 503738 |
| Base 9 | 311159 | 313849 |
| Base 10 | 2050710 | 2073110 |
| Base 11 | 1445311 | 1463711 |
| Base 12 | ba4b12 | bbb712 |
| Base 13 | 944613 | 958913 |
| Base 14 | 768b14 | 77ab14 |
| Base 15 | 612215 | 622115 |
| Base 16 | 501b16 | 50fb16 |