Compare 1872 vs 1879
| Property | 1872 | 1879 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 24 × 32 × 131 | 18791 |
| Prime factorization | 2 × 2 × 2 × 2 × 3 × 3 × 13 | 1879 |
| Divisors count | 30 | 2 |
| Divisors | 1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872 | 1, 1879 |
| Number of properties | 0 | 11 |
| 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 | MDCCCLXXII | MDCCCLXXIX |
| Base 2 | 111010100002 | 111010101112 |
| Base 3 | 21201003 | 21201213 |
| Base 4 | 1311004 | 1311134 |
| Base 5 | 244425 | 300045 |
| Base 6 | 124006 | 124116 |
| Base 7 | 53137 | 53237 |
| Base 8 | 35208 | 35278 |
| Base 9 | 25109 | 25179 |
| Base 10 | 187210 | 187910 |
| Base 11 | 145211 | 145911 |
| Base 12 | 110012 | 110712 |
| Base 13 | b1013 | b1713 |
| Base 14 | 97a14 | 98314 |
| Base 15 | 84c15 | 85415 |
| Base 16 | 75016 | 75716 |