Compare 20507 vs 20517
| Property | 20507 | 20517 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 205071 | 31 × 71 × 9771 |
| Prime factorization | 20507 | 3 × 7 × 977 |
| Divisors count | 2 | 8 |
| Divisors | 1, 20507 | 1, 3, 7, 21, 977, 2931, 6839, 20517 |
| Number of properties | 4 | 0 |
| Chen primes | 1139th | |
| Primes | 2314th | |
| Safe primes | 194th | |
| Twin primes (1st member) | 349th | |
| Roman numberals | ||
| Base 2 | 1010000000110112 | 1010000001001012 |
| Base 3 | 10010101123 | 10010102203 |
| Base 4 | 110001234 | 110002114 |
| Base 5 | 11240125 | 11240325 |
| Base 6 | 2345356 | 2345536 |
| Base 7 | 1135347 | 1135507 |
| Base 8 | 500338 | 500458 |
| Base 9 | 311159 | 311269 |
| Base 10 | 2050710 | 2051710 |
| Base 11 | 1445311 | 1446211 |
| Base 12 | ba4b12 | ba5912 |
| Base 13 | 944613 | 945313 |
| Base 14 | 768b14 | 769714 |
| Base 15 | 612215 | 612c15 |
| Base 16 | 501b16 | 502516 |