Compare 72129 vs 72138
| Property | 72129 | 72138 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 240431 | 21 × 31 × 111 × 10931 |
| Prime factorization | 3 × 24043 | 2 × 3 × 11 × 1093 |
| Divisors count | 4 | 16 |
| Divisors | 1, 3, 24043, 72129 | 1, 2, 3, 6, 11, 22, 33, 66, 1093, 2186, 3279, 6558, 12023, 24046, 36069, 72138 |
| Number of properties | 1 | 0 |
| Semiprimes | 17149th | |
| Roman numberals | ||
| Base 2 | 100011001110000012 | 100011001110010102 |
| Base 3 | 101222211103 | 101222212103 |
| Base 4 | 1012130014 | 1012130224 |
| Base 5 | 43020045 | 43020235 |
| Base 6 | 13135336 | 13135506 |
| Base 7 | 4202017 | 4202137 |
| Base 8 | 2147018 | 2147128 |
| Base 9 | 1188439 | 1188539 |
| Base 10 | 7212910 | 7213810 |
| Base 11 | 4a21211 | 4a22011 |
| Base 12 | 358a912 | 358b612 |
| Base 13 | 26aa513 | 26ab113 |
| Base 14 | 1c40114 | 1c40a14 |
| Base 15 | 1658915 | 1659315 |
| Base 16 | 119c116 | 119ca16 |