Compare 26890 vs 26891
| Property | 26890 | 26891 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 26891 | 268911 |
| Prime factorization | 2 × 5 × 2689 | 26891 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 2689, 5378, 13445, 26890 | 1, 26891 |
| Number of properties | 0 | 7 |
| Chen primes | 1436th | |
| Harmonic primes | 1098th | |
| Long primes | 1120th | |
| Primes | 2950th | |
| Sophie germain primes | 411th | |
| Twin primes (1st member) | 430th | |
| Ulam primes | 220th | |
| Roman numberals | ||
| Base 2 | 1101001000010102 | 1101001000010112 |
| Base 3 | 11002122213 | 11002122223 |
| Base 4 | 122100224 | 122100234 |
| Base 5 | 13300305 | 13300315 |
| Base 6 | 3242546 | 3242556 |
| Base 7 | 1412537 | 1412547 |
| Base 8 | 644128 | 644138 |
| Base 9 | 407879 | 407889 |
| Base 10 | 2689010 | 2689110 |
| Base 11 | 1922611 | 1922711 |
| Base 12 | 1368a12 | 1368b12 |
| Base 13 | c31613 | c31713 |
| Base 14 | 9b2a14 | 9b2b14 |
| Base 15 | 7e7a15 | 7e7b15 |
| Base 16 | 690a16 | 690b16 |