Compare 1869 vs 1873
| Property | 1869 | 1873 | 
|---|---|---|
| Type | composite number | prime | 
| Unique factors | 3 | 1 | 
| Total factors | 3 | 1 | 
| Prime factorization | 31 × 71 × 891 | 18731 | 
| Prime factorization | 3 × 7 × 89 | 1873 | 
| Divisors count | 8 | 2 | 
| Divisors | 1, 3, 7, 21, 89, 267, 623, 1869 | 1, 1873 | 
| Number of properties | 0 | 17 | 
| Additive primes | 152nd | |
| Cousin primes (1st member) | 63rd | |
| Harmonic primes | 104th | |
| Long primes | 113th | |
| Primes | 287th | |
| Prime quadruplets (2nd member) | 7th | |
| Prime quintuplet 1s (3rd member) | 3rd | |
| Prime triplets (1st member) | 48th | |
| Prime triplets (2nd member) | 47th | |
| Prime triplets (3rd member) | 46th | |
| Pythagorean primes | 138th | |
| Sexy primes (1st member) | 123rd | |
| Sexy primes (2nd member) | 121st | |
| Sexy prime quadrupletss (3rd member) | 12th | |
| Sexy prime triplets (2nd member) | 48th | |
| Sexy prime triplets (3rd member) | 47th | |
| Twin primes (2nd member) | 57th | |
| Roman numberals | MDCCCLXIX | MDCCCLXXIII | 
| Base 2 | 111010011012 | 111010100012 | 
| Base 3 | 21200203 | 21201013 | 
| Base 4 | 1310314 | 1311014 | 
| Base 5 | 244345 | 244435 | 
| Base 6 | 123536 | 124016 | 
| Base 7 | 53107 | 53147 | 
| Base 8 | 35158 | 35218 | 
| Base 9 | 25069 | 25119 | 
| Base 10 | 186910 | 187310 | 
| Base 11 | 144a11 | 145311 | 
| Base 12 | 10b912 | 110112 | 
| Base 13 | b0a13 | b1113 | 
| Base 14 | 97714 | 97b14 | 
| Base 15 | 84915 | 84d15 | 
| Base 16 | 74d16 | 75116 |