Compare 15139 vs 15146
| Property | 15139 | 15146 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 151391 | 21 × 75731 |
| Prime factorization | 15139 | 2 × 7573 |
| Divisors count | 2 | 4 |
| Divisors | 1, 15139 | 1, 2, 7573, 15146 |
| Number of properties | 6 | 1 |
| Additive primes | 841st | |
| Emirps | 452nd | |
| Harmonic primes | 637th | |
| Long primes | 684th | |
| Primes | 1769th | |
| Semiprimes | 3902nd | |
| Twin primes (2nd member) | 273rd | |
| Roman numberals | ||
| Base 2 | 111011001000112 | 111011001010102 |
| Base 3 | 2022022013 | 2022022223 |
| Base 4 | 32302034 | 32302224 |
| Base 5 | 4410245 | 4410415 |
| Base 6 | 1540316 | 1540426 |
| Base 7 | 620657 | 621057 |
| Base 8 | 354438 | 354528 |
| Base 9 | 226819 | 226889 |
| Base 10 | 1513910 | 1514610 |
| Base 11 | 1041311 | 1041a11 |
| Base 12 | 891712 | 892212 |
| Base 13 | 6b7713 | 6b8113 |
| Base 14 | 573514 | 573c14 |
| Base 15 | 474415 | 474b15 |
| Base 16 | 3b2316 | 3b2a16 |