Compare 138643 vs 138644
| Property | 138643 | 138644 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 5 |
| Prime factorization | 191 × 72971 | 22 × 111 × 231 × 1371 |
| Prime factorization | 19 × 7297 | 2 × 2 × 11 × 23 × 137 |
| Divisors count | 4 | 24 |
| Divisors | 1, 19, 7297, 138643 | 1, 2, 4, 11, 22, 23, 44, 46, 92, 137, 253, 274, 506, 548, 1012, 1507, 3014, 3151, 6028, 6302, 12604, 34661, 69322, 138644 |
| Number of properties | 1 | 0 |
| Semiprimes | 31883rd | |
| Roman numberals | ||
| Base 2 | 1000011101100100112 | 1000011101100101002 |
| Base 3 | 210010112213 | 210010112223 |
| Base 4 | 2013121034 | 2013121104 |
| Base 5 | 134140335 | 134140345 |
| Base 6 | 25455116 | 25455126 |
| Base 7 | 11151317 | 11151327 |
| Base 8 | 4166238 | 4166248 |
| Base 9 | 2311579 | 2311589 |
| Base 10 | 13864310 | 13864410 |
| Base 11 | 9518a11 | 9519011 |
| Base 12 | 6829712 | 6829812 |
| Base 13 | 4b14b13 | 4b14c13 |
| Base 14 | 3875114 | 3875214 |
| Base 15 | 2b12d15 | 2b12e15 |
| Base 16 | 21d9316 | 21d9416 |