Compare 72129 vs 72155
| Property | 72129 | 72155 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 240431 | 51 × 144311 |
| Prime factorization | 3 × 24043 | 5 × 14431 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 24043, 72129 | 1, 5, 14431, 72155 |
| Number of properties | 1 | 1 |
| Semiprimes | 17149th | 17157th |
| Roman numberals | ||
| Base 2 | 100011001110000012 | 100011001110110112 |
| Base 3 | 101222211103 | 101222221023 |
| Base 4 | 1012130014 | 1012131234 |
| Base 5 | 43020045 | 43021105 |
| Base 6 | 13135336 | 13140156 |
| Base 7 | 4202017 | 4202367 |
| Base 8 | 2147018 | 2147338 |
| Base 9 | 1188439 | 1188729 |
| Base 10 | 7212910 | 7215510 |
| Base 11 | 4a21211 | 4a23611 |
| Base 12 | 358a912 | 3590b12 |
| Base 13 | 26aa513 | 26ac513 |
| Base 14 | 1c40114 | 1c41d14 |
| Base 15 | 1658915 | 165a515 |
| Base 16 | 119c116 | 119db16 |