Compare 78128 vs 78139
| Property | 78128 | 78139 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 24 × 191 × 2571 | 781391 |
| Prime factorization | 2 × 2 × 2 × 2 × 19 × 257 | 78139 |
| Divisors count | 20 | 2 |
| Divisors | 1, 2, 4, 8, 16, 19, 38, 76, 152, 257, 304, 514, 1028, 2056, 4112, 4883, 9766, 19532, 39064, 78128 | 1, 78139 |
| Number of properties | 0 | 5 |
| Emirps | 1232nd | |
| Long primes | 2907th | |
| Primes | 7673rd | |
| Super primes | 973rd | |
| Twin primes (2nd member) | 988th | |
| Roman numberals | ||
| Base 2 | 100110001001100002 | 100110001001110112 |
| Base 3 | 102220111223 | 102220120013 |
| Base 4 | 1030103004 | 1030103234 |
| Base 5 | 100000035 | 100000245 |
| Base 6 | 14014126 | 14014316 |
| Base 7 | 4435317 | 4435457 |
| Base 8 | 2304608 | 2304738 |
| Base 9 | 1281489 | 1281619 |
| Base 10 | 7812810 | 7813910 |
| Base 11 | 5377611 | 5378611 |
| Base 12 | 3926812 | 3927712 |
| Base 13 | 2973b13 | 2974913 |
| Base 14 | 2068814 | 2069514 |
| Base 15 | 1823815 | 1824415 |
| Base 16 | 1313016 | 1313b16 |