Compare 247939 vs 247946
| Property | 247939 | 247946 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2479391 | 21 × 1239731 |
| Prime factorization | 247939 | 2 × 123973 |
| Divisors count | 2 | 4 |
| Divisors | 1, 247939 | 1, 2, 123973, 247946 |
| Number of properties | 5 | 1 |
| Cousin primes (1st member) | 2558th | |
| Harmonic primes | 8165th | |
| Isolated primes | 16727th | |
| Long primes | 8185th | |
| Primes | 21870th | |
| Semiprimes | 55507th | |
| Roman numberals | ||
| Base 2 | 1111001000100000112 | 1111001000100010102 |
| Base 3 | 1101210022213 | 1101210100123 |
| Base 4 | 3302020034 | 3302020224 |
| Base 5 | 304132245 | 304132415 |
| Base 6 | 51515116 | 51515226 |
| Base 7 | 20515667 | 20516067 |
| Base 8 | 7442038 | 7442128 |
| Base 9 | 4170879 | 4171059 |
| Base 10 | 24793910 | 24794610 |
| Base 11 | 15a30a11 | 15a31611 |
| Base 12 | bb59712 | bb5a212 |
| Base 13 | 88b1313 | 88b1a13 |
| Base 14 | 664dd14 | 6650614 |
| Base 15 | 4d6e415 | 4d6eb15 |
| Base 16 | 3c88316 | 3c88a16 |