Compare 129983 vs 129991
| Property | 129983 | 129991 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 71 × 311 × 5991 | 611 × 21311 |
| Prime factorization | 7 × 31 × 599 | 61 × 2131 |
| Divisors count | 8 | 4 |
| Divisors | 1, 7, 31, 217, 599, 4193, 18569, 129983 | 1, 61, 2131, 129991 |
| Number of properties | 0 | 1 |
| Semiprimes | 30017th | |
| Roman numberals | ||
| Base 2 | 111111011101111112 | 111111011110001112 |
| Base 3 | 201210220123 | 201210221113 |
| Base 4 | 1332323334 | 1332330134 |
| Base 5 | 131244135 | 131244315 |
| Base 6 | 24414356 | 24414516 |
| Base 7 | 10506507 | 10506617 |
| Base 8 | 3756778 | 3757078 |
| Base 9 | 2172659 | 2172749 |
| Base 10 | 12998310 | 12999110 |
| Base 11 | 8972711 | 8973411 |
| Base 12 | 6327b12 | 6328712 |
| Base 13 | 4721913 | 4722413 |
| Base 14 | 3552714 | 3553114 |
| Base 15 | 287a815 | 287b115 |
| Base 16 | 1fbbf16 | 1fbc716 |