Compare 280207 vs 280409
| Property | 280207 | 280409 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2802071 | 2804091 |
| Prime factorization | 280207 | 280409 |
| Divisors count | 2 | 2 |
| Divisors | 1, 280207 | 1, 280409 |
| Number of properties | 5 | 5 |
| Additive primes | 9810th | 9817th |
| Chen primes | 10067th | |
| Harmonic primes | 9127th | 9132nd |
| Isolated primes | 18778th | |
| Long primes | 9157th | |
| Primes | 24449th | 24465th |
| Twin primes (1st member) | 2838th | |
| Roman numberals | ||
| Base 2 | 10001000110100011112 | 10001000111010110012 |
| Base 3 | 1120201010013 | 1120201221123 |
| Base 4 | 10101220334 | 10101311214 |
| Base 5 | 324313125 | 324331145 |
| Base 6 | 100011316 | 100021056 |
| Base 7 | 22446347 | 22453437 |
| Base 8 | 10432178 | 10435318 |
| Base 9 | 4663319 | 4665759 |
| Base 10 | 28020710 | 28040910 |
| Base 11 | 18158411 | 18174811 |
| Base 12 | 1161a712 | 11633512 |
| Base 13 | 9a70513 | 9a82c13 |
| Base 14 | 7418b14 | 7429314 |
| Base 15 | 5805715 | 5813e15 |
| Base 16 | 4468f16 | 4475916 |