Compare 128123 vs 128129
| Property | 128123 | 128129 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 311 × 41331 | 171 × 75371 |
| Prime factorization | 31 × 4133 | 17 × 7537 |
| Divisors count | 4 | 4 |
| Divisors | 1, 31, 4133, 128123 | 1, 17, 7537, 128129 |
| Number of properties | 1 | 1 |
| Semiprimes | 29626th | 29629th |
| Roman numberals | ||
| Base 2 | 111110100011110112 | 111110100100000012 |
| Base 3 | 201112020223 | 201112021123 |
| Base 4 | 1331013234 | 1331020014 |
| Base 5 | 130444435 | 131000045 |
| Base 6 | 24250556 | 24251056 |
| Base 7 | 10423527 | 10423617 |
| Base 8 | 3721738 | 3722018 |
| Base 9 | 2146689 | 2146759 |
| Base 10 | 12812310 | 12812910 |
| Base 11 | 8829611 | 882a111 |
| Base 12 | 6218b12 | 6219512 |
| Base 13 | 4641813 | 4642113 |
| Base 14 | 3499914 | 349a114 |
| Base 15 | 27e6815 | 27e6e15 |
| Base 16 | 1f47b16 | 1f48116 |