Compare 280409 vs 280412
| Property | 280409 | 280412 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 2804091 | 22 × 111 × 63731 |
| Prime factorization | 280409 | 2 × 2 × 11 × 6373 |
| Divisors count | 2 | 12 |
| Divisors | 1, 280409 | 1, 2, 4, 11, 22, 44, 6373, 12746, 25492, 70103, 140206, 280412 |
| Number of properties | 5 | 0 |
| Additive primes | 9817th | |
| Chen primes | 10067th | |
| Harmonic primes | 9132nd | |
| Primes | 24465th | |
| Twin primes (1st member) | 2838th | |
| Roman numberals | ||
| Base 2 | 10001000111010110012 | 10001000111010111002 |
| Base 3 | 1120201221123 | 1120201221223 |
| Base 4 | 10101311214 | 10101311304 |
| Base 5 | 324331145 | 324331225 |
| Base 6 | 100021056 | 100021126 |
| Base 7 | 22453437 | 22453467 |
| Base 8 | 10435318 | 10435348 |
| Base 9 | 4665759 | 4665789 |
| Base 10 | 28040910 | 28041210 |
| Base 11 | 18174811 | 18175011 |
| Base 12 | 11633512 | 11633812 |
| Base 13 | 9a82c13 | 9a83213 |
| Base 14 | 7429314 | 7429614 |
| Base 15 | 5813e15 | 5814215 |
| Base 16 | 4475916 | 4475c16 |