Compare 405239 vs 405245
| Property | 405239 | 405245 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 4052391 | 51 × 810491 |
| Prime factorization | 405239 | 5 × 81049 |
| Divisors count | 2 | 4 |
| Divisors | 1, 405239 | 1, 5, 81049, 405245 |
| Number of properties | 5 | 1 |
| Additive primes | 13530th | |
| Chen primes | 13807th | |
| Good primes | 1559th | |
| Primes | 34240th | |
| Semiprimes | 88681st | |
| Twin primes (1st member) | 3848th | |
| Roman numberals | ||
| Base 2 | 11000101110111101112 | 11000101110111111012 |
| Base 3 | 2021202122123 | 2021202200023 |
| Base 4 | 12023233134 | 12023233314 |
| Base 5 | 1004314245 | 1004314405 |
| Base 6 | 124040356 | 124040456 |
| Base 7 | 33053127 | 33053217 |
| Base 8 | 14273678 | 14273758 |
| Base 9 | 6767859 | 6768029 |
| Base 10 | 40523910 | 40524510 |
| Base 11 | 25750a11 | 25751511 |
| Base 12 | 17661b12 | 17662512 |
| Base 13 | 1125b313 | 1125b913 |
| Base 14 | a797914 | a798114 |
| Base 15 | 8010e15 | 8011515 |
| Base 16 | 62ef716 | 62efd16 |