Compare 128820 vs 128831
| Property | 128820 | 128831 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 22 × 31 × 51 × 191 × 1131 | 1288311 |
| Prime factorization | 2 × 2 × 3 × 5 × 19 × 113 | 128831 |
| Divisors count | 48 | 2 |
| Divisors | 1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 113, 114, 190, 226, 228, 285, 339, 380, 452, 565, 570, 678, 1130, 1140, 1356, 1695, 2147, 2260, 3390, 4294, 6441, 6780, 8588, 10735, 12882, 21470, 25764, 32205, 42940, 64410, 128820 | 1, 128831 |
| Number of properties | 0 | 8 |
| Additive primes | 4970th | |
| Chen primes | 5213th | |
| Emirps | 2430th | |
| Harmonic primes | 4540th | |
| Primes | 12058th | |
| Prime triplets (1st member) | 611th | |
| Sexy primes (1st member) | 2994th | |
| Twin primes (1st member) | 1504th | |
| Roman numberals | ||
| Base 2 | 111110111001101002 | 111110111001111112 |
| Base 3 | 201122010103 | 201122011123 |
| Base 4 | 1331303104 | 1331303334 |
| Base 5 | 131102405 | 131103115 |
| Base 6 | 24322206 | 24322356 |
| Base 7 | 10443667 | 10444137 |
| Base 8 | 3734648 | 3734778 |
| Base 9 | 2156339 | 2156459 |
| Base 10 | 12882010 | 12883110 |
| Base 11 | 8886a11 | 8887a11 |
| Base 12 | 6267012 | 6267b12 |
| Base 13 | 4683313 | 4684113 |
| Base 14 | 34d3614 | 34d4314 |
| Base 15 | 2828015 | 2828b15 |
| Base 16 | 1f73416 | 1f73f16 |