Compare 1619 vs 1879
| Property | 1619 | 1879 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 16191 | 18791 |
| Prime factorization | 1619 | 1879 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1619 | 1, 1879 |
| Number of properties | 10 | 11 |
| Additive primes | 137th | |
| Chen primes | 162nd | |
| Emirps | 79th | 91st |
| Harmonic primes | 105th | |
| Long primes | 100th | |
| Lucky primes | 68th | |
| Primes | 256th | 289th |
| Prime quadruplets (4th member) | 7th | |
| Prime quintuplet 1s (5th member) | 3rd | |
| Prime triplets (3rd member) | 48th | |
| Safe primes | 35th | |
| Sexy primes (2nd member) | 110th | 123rd |
| Sexy prime quadrupletss (4th member) | 10th | 12th |
| Sexy prime triplets (3rd member) | 42nd | 48th |
| Twin primes (1st member) | 52nd | |
| Twin primes (2nd member) | 58th | |
| Roman numberals | MDCXIX | MDCCCLXXIX |
| Base 2 | 110010100112 | 111010101112 |
| Base 3 | 20122223 | 21201213 |
| Base 4 | 1211034 | 1311134 |
| Base 5 | 224345 | 300045 |
| Base 6 | 112556 | 124116 |
| Base 7 | 45027 | 53237 |
| Base 8 | 31238 | 35278 |
| Base 9 | 21889 | 25179 |
| Base 10 | 161910 | 187910 |
| Base 11 | 124211 | 145911 |
| Base 12 | b2b12 | 110712 |
| Base 13 | 97713 | b1713 |
| Base 14 | 83914 | 98314 |
| Base 15 | 72e15 | 85415 |
| Base 16 | 65316 | 75716 |