Compare 81230 vs 81239
| Property | 81230 | 81239 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 81231 | 812391 |
| Prime factorization | 2 × 5 × 8123 | 81239 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 8123, 16246, 40615, 81230 | 1, 81239 |
| Number of properties | 0 | 5 |
| Additive primes | 3306th | |
| Chen primes | 3596th | |
| Isolated primes | 5905th | |
| Primes | 7952nd | |
| Sexy primes (2nd member) | 2067th | |
| Roman numberals | ||
| Base 2 | 100111101010011102 | 100111101010101112 |
| Base 3 | 110101021123 | 110101022123 |
| Base 4 | 1033110324 | 1033111134 |
| Base 5 | 100444105 | 100444245 |
| Base 6 | 14240226 | 14240356 |
| Base 7 | 4555527 | 4555647 |
| Base 8 | 2365168 | 2365278 |
| Base 9 | 1333759 | 1333859 |
| Base 10 | 8123010 | 8123910 |
| Base 11 | 5603611 | 5604411 |
| Base 12 | 3b01212 | 3b01b12 |
| Base 13 | 2ac8613 | 2ac9213 |
| Base 14 | 2186214 | 2186b14 |
| Base 15 | 1910515 | 1910e15 |
| Base 16 | 13d4e16 | 13d5716 |