Compare 1877 vs 1931
| Property | 1877 | 1931 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 18771 | 19311 | 
| Prime factorization | 1877 | 1931 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 1877 | 1, 1931 | 
| Number of properties | 11 | 5 | 
| Additive primes | 153rd | |
| Chen primes | 177th | 182nd | 
| Cousin primes (2nd member) | 63rd | |
| Harmonic primes | 108th | |
| Primes | 288th | 294th | 
| Prime quadruplets (3rd member) | 7th | |
| Prime quintuplet 1s (4th member) | 3rd | |
| Prime triplets (2nd member) | 48th | |
| Prime triplets (3rd member) | 47th | |
| Pythagorean primes | 139th | |
| Sexy primes (2nd member) | 122nd | |
| Sophie germain primes | 59th | |
| Twin primes (1st member) | 58th | 59th | 
| Roman numberals | MDCCCLXXVII | MCMXXXI | 
| Base 2 | 111010101012 | 111100010112 | 
| Base 3 | 21201123 | 21221123 | 
| Base 4 | 1311114 | 1320234 | 
| Base 5 | 300025 | 302115 | 
| Base 6 | 124056 | 125356 | 
| Base 7 | 53217 | 54267 | 
| Base 8 | 35258 | 36138 | 
| Base 9 | 25159 | 25759 | 
| Base 10 | 187710 | 193110 | 
| Base 11 | 145711 | 14a611 | 
| Base 12 | 110512 | 114b12 | 
| Base 13 | b1513 | b5713 | 
| Base 14 | 98114 | 9bd14 | 
| Base 15 | 85215 | 88b15 | 
| Base 16 | 75516 | 78b16 |