Compare 1869 vs 1877
| Property | 1869 | 1877 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 71 × 891 | 18771 |
| Prime factorization | 3 × 7 × 89 | 1877 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 7, 21, 89, 267, 623, 1869 | 1, 1877 |
| Number of properties | 0 | 11 |
| Additive primes | 153rd | |
| Chen primes | 177th | |
| Cousin primes (2nd member) | 63rd | |
| Primes | 288th | |
| 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 | |
| Twin primes (1st member) | 58th | |
| Roman numberals | MDCCCLXIX | MDCCCLXXVII |
| Base 2 | 111010011012 | 111010101012 |
| Base 3 | 21200203 | 21201123 |
| Base 4 | 1310314 | 1311114 |
| Base 5 | 244345 | 300025 |
| Base 6 | 123536 | 124056 |
| Base 7 | 53107 | 53217 |
| Base 8 | 35158 | 35258 |
| Base 9 | 25069 | 25159 |
| Base 10 | 186910 | 187710 |
| Base 11 | 144a11 | 145711 |
| Base 12 | 10b912 | 110512 |
| Base 13 | b0a13 | b1513 |
| Base 14 | 97714 | 98114 |
| Base 15 | 84915 | 85215 |
| Base 16 | 74d16 | 75516 |