Compare 72139 vs 72142
| Property | 72139 | 72142 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 721391 | 21 × 71 × 51531 |
| Prime factorization | 72139 | 2 × 7 × 5153 |
| Divisors count | 2 | 8 |
| Divisors | 1, 72139 | 1, 2, 7, 14, 5153, 10306, 36071, 72142 |
| Number of properties | 3 | 0 |
| Isolated primes | 5276th | |
| Lucky primes | 965th | |
| Primes | 7141st | |
| Roman numberals | ||
| Base 2 | 100011001110010112 | 100011001110011102 |
| Base 3 | 101222212113 | 101222212213 |
| Base 4 | 1012130234 | 1012130324 |
| Base 5 | 43020245 | 43020325 |
| Base 6 | 13135516 | 13135546 |
| Base 7 | 4202147 | 4202207 |
| Base 8 | 2147138 | 2147168 |
| Base 9 | 1188549 | 1188579 |
| Base 10 | 7213910 | 7214210 |
| Base 11 | 4a22111 | 4a22411 |
| Base 12 | 358b712 | 358ba12 |
| Base 13 | 26ab213 | 26ab513 |
| Base 14 | 1c40b14 | 1c41014 |
| Base 15 | 1659415 | 1659715 |
| Base 16 | 119cb16 | 119ce16 |