Compare 20407 vs 20413
| Property | 20407 | 20413 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 204071 | 1371 × 1491 |
| Prime factorization | 20407 | 137 × 149 |
| Divisors count | 2 | 4 |
| Divisors | 1, 20407 | 1, 137, 149, 20413 |
| Number of properties | 6 | 1 |
| Additive primes | 1072nd | |
| Chen primes | 1134th | |
| Cousin primes (1st member) | 352nd | |
| Isolated primes | 1615th | |
| Long primes | 880th | |
| Primes | 2306th | |
| Semiprimes | 5180th | |
| Roman numberals | ||
| Base 2 | 1001111101101112 | 1001111101111012 |
| Base 3 | 10002222113 | 10010000013 |
| Base 4 | 103323134 | 103323314 |
| Base 5 | 11231125 | 11231235 |
| Base 6 | 2342516 | 2343016 |
| Base 7 | 1133327 | 1133417 |
| Base 8 | 476678 | 476758 |
| Base 9 | 308849 | 310019 |
| Base 10 | 2040710 | 2041310 |
| Base 11 | 1437211 | 1437811 |
| Base 12 | b98712 | b99112 |
| Base 13 | 939a13 | 93a313 |
| Base 14 | 761914 | 762114 |
| Base 15 | 60a715 | 60ad15 |
| Base 16 | 4fb716 | 4fbd16 |