Compare 42180 vs 42181
| Property | 42180 | 42181 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 5 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 22 × 31 × 51 × 191 × 371 | 421811 |
| Prime factorization | 2 × 2 × 3 × 5 × 19 × 37 | 42181 |
| Divisors count | 48 | 2 |
| Divisors | 1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 57, 60, 74, 76, 95, 111, 114, 148, 185, 190, 222, 228, 285, 370, 380, 444, 555, 570, 703, 740, 1110, 1140, 1406, 2109, 2220, 2812, 3515, 4218, 7030, 8436, 10545, 14060, 21090, 42180 | 1, 42181 |
| Number of properties | 0 | 9 |
| Happy primes | 725th | |
| Harmonic primes | 1642nd | |
| Long primes | 1660th | |
| Primes | 4409th | |
| Pythagorean primes | 2186th | |
| Sexy primes (1st member) | 1249th | |
| Sexy prime triplets (1st member) | 304th | |
| Super primes | 600th | |
| Twin primes (2nd member) | 614th | |
| Roman numberals | ||
| Base 2 | 10100100110001002 | 10100100110001012 |
| Base 3 | 20102120203 | 20102120213 |
| Base 4 | 221030104 | 221030114 |
| Base 5 | 23222105 | 23222115 |
| Base 6 | 5231406 | 5231416 |
| Base 7 | 2336557 | 2336567 |
| Base 8 | 1223048 | 1223058 |
| Base 9 | 637669 | 637679 |
| Base 10 | 4218010 | 4218110 |
| Base 11 | 2976611 | 2976711 |
| Base 12 | 204b012 | 204b112 |
| Base 13 | 1627813 | 1627913 |
| Base 14 | 1152c14 | 1152d14 |
| Base 15 | c77015 | c77115 |
| Base 16 | a4c416 | a4c516 |