Compare 87129 vs 87139
| Property | 87129 | 87139 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 33 × 71 × 4611 | 131 × 67031 |
| Prime factorization | 3 × 3 × 3 × 7 × 461 | 13 × 6703 |
| Divisors count | 16 | 4 |
| Divisors | 1, 3, 7, 9, 21, 27, 63, 189, 461, 1383, 3227, 4149, 9681, 12447, 29043, 87129 | 1, 13, 6703, 87139 |
| Number of properties | 0 | 1 |
| Semiprimes | 20524th | |
| Roman numberals | ||
| Base 2 | 101010100010110012 | 101010100011000112 |
| Base 3 | 111021120003 | 111021121013 |
| Base 4 | 1111011214 | 1111012034 |
| Base 5 | 102420045 | 102420245 |
| Base 6 | 15112136 | 15112316 |
| Base 7 | 5120107 | 5120237 |
| Base 8 | 2521318 | 2521438 |
| Base 9 | 1424609 | 1424719 |
| Base 10 | 8712910 | 8713910 |
| Base 11 | 5a50911 | 5a51811 |
| Base 12 | 4250912 | 4251712 |
| Base 13 | 3087313 | 3088013 |
| Base 14 | 23a7714 | 23a8314 |
| Base 15 | 1ac3915 | 1ac4415 |
| Base 16 | 1545916 | 1546316 |