Compare 20509 vs 20513
Property | 20509 | 20513 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 205091 | 731 × 2811 |
Prime factorization | 20509 | 73 × 281 |
Divisors count | 2 | 4 |
Divisors | 1, 20509 | 1, 73, 281, 20513 |
Number of properties | 5 | 1 |
Long primes | 882nd | |
Lucky primes | 375th | |
Primes | 2315th | |
Pythagorean primes | 1152nd | |
Semiprimes | 5206th | |
Twin primes (2nd member) | 349th | |
Roman numberals | ||
Base 2 | 1010000000111012 | 1010000001000012 |
Base 3 | 10010101213 | 10010102023 |
Base 4 | 110001314 | 110002014 |
Base 5 | 11240145 | 11240235 |
Base 6 | 2345416 | 2345456 |
Base 7 | 1135367 | 1135437 |
Base 8 | 500358 | 500418 |
Base 9 | 311179 | 311229 |
Base 10 | 2050910 | 2051310 |
Base 11 | 1445511 | 1445911 |
Base 12 | ba5112 | ba5512 |
Base 13 | 944813 | 944c13 |
Base 14 | 768d14 | 769314 |
Base 15 | 612415 | 612815 |
Base 16 | 501d16 | 502116 |