Compare 642006 vs 642013
| Property | 642006 | 642013 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 21 × 35 × 13211 | 6420131 |
| Prime factorization | 2 × 3 × 3 × 3 × 3 × 3 × 1321 | 642013 |
| Divisors count | 24 | 2 |
| Divisors | 1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 1321, 2642, 3963, 7926, 11889, 23778, 35667, 71334, 107001, 214002, 321003, 642006 | 1, 642013 |
| Number of properties | 0 | 2 |
| Primes | 52224th | |
| Twin primes (2nd member) | 5647th | |
| Roman numberals | ||
| Base 2 | 100111001011110101102 | 100111001011110111012 |
| Base 3 | 10121212000003 | 10121212000213 |
| Base 4 | 21302331124 | 21302331314 |
| Base 5 | 1310210115 | 1310210235 |
| Base 6 | 214321306 | 214321416 |
| Base 7 | 53125117 | 53125217 |
| Base 8 | 23457268 | 23457358 |
| Base 9 | 11776009 | 11776079 |
| Base 10 | 64200610 | 64201310 |
| Base 11 | 3a939211 | 3a939911 |
| Base 12 | 26b64612 | 26b65112 |
| Base 13 | 1962b113 | 1962b813 |
| Base 14 | 129d7814 | 129d8114 |
| Base 15 | ca35615 | ca35d15 |
| Base 16 | 9cbd616 | 9cbdd16 |