Compare 642101 vs 642139
| Property | 642101 | 642139 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 411 × 156611 | 4331 × 14831 |
| Prime factorization | 41 × 15661 | 433 × 1483 |
| Divisors count | 4 | 4 |
| Divisors | 1, 41, 15661, 642101 | 1, 433, 1483, 642139 |
| Number of properties | 1 | 1 |
| Semiprimes | 137575th | 137582nd |
| Roman numberals | ||
| Base 2 | 100111001100001101012 | 100111001100010110112 |
| Base 3 | 10121212101123 | 10121212112213 |
| Base 4 | 21303003114 | 21303011234 |
| Base 5 | 1310214015 | 1310220245 |
| Base 6 | 214324056 | 214325116 |
| Base 7 | 53130057 | 53130617 |
| Base 8 | 23460658 | 23461338 |
| Base 9 | 11777159 | 11777579 |
| Base 10 | 64210110 | 64213910 |
| Base 11 | 3a946911 | 3a94a311 |
| Base 12 | 26b70512 | 26b73712 |
| Base 13 | 19635513 | 19638413 |
| Base 14 | 12a00514 | 12a03114 |
| Base 15 | ca3bb15 | ca3e415 |
| Base 16 | 9cc3516 | 9cc5b16 |