Compare 66880 vs 66889
| Property | 66880 | 66889 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 9 | 1 |
| Prime factorization | 26 × 51 × 111 × 191 | 668891 |
| Prime factorization | 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 19 | 66889 |
| Divisors count | 56 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 704, 760, 836, 880, 1045, 1216, 1520, 1672, 1760, 2090, 3040, 3344, 3520, 4180, 6080, 6688, 8360, 13376, 16720, 33440, 66880 | 1, 66889 |
| Number of properties | 0 | 7 |
| Additive primes | 2847th | |
| Harmonic primes | 2505th | |
| Isolated primes | 4921st | |
| Primes | 6666th | |
| Pythagorean primes | 3324th | |
| Sexy primes (2nd member) | 1771st | |
| Sexy prime triplets (3rd member) | 399th | |
| Roman numberals | ||
| Base 2 | 100000101010000002 | 100000101010010012 |
| Base 3 | 101012020013 | 101012021013 |
| Base 4 | 1001110004 | 1001110214 |
| Base 5 | 41200105 | 41200245 |
| Base 6 | 12333446 | 12334016 |
| Base 7 | 3656627 | 3660047 |
| Base 8 | 2025008 | 2025118 |
| Base 9 | 1116619 | 1116719 |
| Base 10 | 6688010 | 6688910 |
| Base 11 | 4628011 | 4628911 |
| Base 12 | 3285412 | 3286112 |
| Base 13 | 2459813 | 245a413 |
| Base 14 | 1a53214 | 1a53b14 |
| Base 15 | 14c3a15 | 14c4415 |
| Base 16 | 1054016 | 1054916 |