Compare 1879 vs 1887
| Property | 1879 | 1887 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 18791 | 31 × 171 × 371 |
| Prime factorization | 1879 | 3 × 17 × 37 |
| Divisors count | 2 | 8 |
| Divisors | 1, 1879 | 1, 3, 17, 37, 51, 111, 629, 1887 |
| Number of properties | 11 | 0 |
| Emirps | 91st | |
| Harmonic primes | 105th | |
| Lucky primes | 68th | |
| Primes | 289th | |
| Prime quadruplets (4th member) | 7th | |
| Prime quintuplet 1s (5th member) | 3rd | |
| Prime triplets (3rd member) | 48th | |
| Sexy primes (2nd member) | 123rd | |
| Sexy prime quadrupletss (4th member) | 12th | |
| Sexy prime triplets (3rd member) | 48th | |
| Twin primes (2nd member) | 58th | |
| Roman numberals | MDCCCLXXIX | MDCCCLXXXVII |
| Base 2 | 111010101112 | 111010111112 |
| Base 3 | 21201213 | 21202203 |
| Base 4 | 1311134 | 1311334 |
| Base 5 | 300045 | 300225 |
| Base 6 | 124116 | 124236 |
| Base 7 | 53237 | 53347 |
| Base 8 | 35278 | 35378 |
| Base 9 | 25179 | 25269 |
| Base 10 | 187910 | 188710 |
| Base 11 | 145911 | 146611 |
| Base 12 | 110712 | 111312 |
| Base 13 | b1713 | b2213 |
| Base 14 | 98314 | 98b14 |
| Base 15 | 85415 | 85c15 |
| Base 16 | 75716 | 75f16 |