Compare 280009 vs 280409
| Property | 280009 | 280409 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2800091 | 2804091 |
| Prime factorization | 280009 | 280409 |
| Divisors count | 2 | 2 |
| Divisors | 1, 280009 | 1, 280409 |
| Number of properties | 6 | 5 |
| Additive primes | 9806th | 9817th |
| Chen primes | 10055th | 10067th |
| Cousin primes (1st member) | 2812th | |
| Harmonic primes | 9122nd | 9132nd |
| Isolated primes | 18765th | |
| Primes | 24434th | 24465th |
| Twin primes (1st member) | 2838th | |
| Roman numberals | ||
| Base 2 | 10001000101110010012 | 10001000111010110012 |
| Base 3 | 1120200022013 | 1120201221123 |
| Base 4 | 10101130214 | 10101311214 |
| Base 5 | 324300145 | 324331145 |
| Base 6 | 100002016 | 100021056 |
| Base 7 | 22442327 | 22453437 |
| Base 8 | 10427118 | 10435318 |
| Base 9 | 4660819 | 4665759 |
| Base 10 | 28000910 | 28040910 |
| Base 11 | 18141411 | 18174811 |
| Base 12 | 11606112 | 11633512 |
| Base 13 | 9a5b213 | 9a82c13 |
| Base 14 | 7408914 | 7429314 |
| Base 15 | 57e7415 | 5813e15 |
| Base 16 | 445c916 | 4475916 |