Compare 142409 vs 142420
| Property | 142409 | 142420 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 171 × 83771 | 22 × 51 × 71211 |
| Prime factorization | 17 × 8377 | 2 × 2 × 5 × 7121 |
| Divisors count | 4 | 12 |
| Divisors | 1, 17, 8377, 142409 | 1, 2, 4, 5, 10, 20, 7121, 14242, 28484, 35605, 71210, 142420 |
| Number of properties | 1 | 0 |
| Semiprimes | 32703rd | |
| Roman numberals | ||
| Base 2 | 1000101100010010012 | 1000101100010101002 |
| Base 3 | 210201001023 | 210201002113 |
| Base 4 | 2023010214 | 2023011104 |
| Base 5 | 140241145 | 140241405 |
| Base 6 | 30151456 | 30152046 |
| Base 7 | 11321217 | 11321357 |
| Base 8 | 4261118 | 4261248 |
| Base 9 | 2363129 | 2363249 |
| Base 10 | 14240910 | 14242010 |
| Base 11 | 97aa311 | 9800311 |
| Base 12 | 6a4b512 | 6a50412 |
| Base 13 | 4ca8713 | 4ca9513 |
| Base 14 | 39c8114 | 39c8c14 |
| Base 15 | 2c2de15 | 2c2ea15 |
| Base 16 | 22c4916 | 22c5416 |