Compare 101980 vs 101991
| Property | 101980 | 101991 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 51 × 50991 | 31 × 339971 |
| Prime factorization | 2 × 2 × 5 × 5099 | 3 × 33997 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 5, 10, 20, 5099, 10198, 20396, 25495, 50990, 101980 | 1, 3, 33997, 101991 |
| Number of properties | 0 | 1 |
| Semiprimes | 23820th | |
| Roman numberals | ||
| Base 2 | 110001110010111002 | 110001110011001112 |
| Base 3 | 120112200013 | 120112201103 |
| Base 4 | 1203211304 | 1203212134 |
| Base 5 | 112304105 | 112304315 |
| Base 6 | 21040446 | 21041036 |
| Base 7 | 6032147 | 6032317 |
| Base 8 | 3071348 | 3071478 |
| Base 9 | 1648019 | 1648139 |
| Base 10 | 10198010 | 10199110 |
| Base 11 | 6a68a11 | 6a69a11 |
| Base 12 | 4b02412 | 4b03312 |
| Base 13 | 3755813 | 3756613 |
| Base 14 | 2924414 | 2925114 |
| Base 15 | 2033a15 | 2034615 |
| Base 16 | 18e5c16 | 18e6716 |