Compare 379 vs 643
| Property | 379 | 643 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 3791 | 6431 | 
| Prime factorization | 379 | 643 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 379 | 1, 643 | 
| Number of properties | 10 | 7 | 
| Additive primes | 44th | 63rd | 
| Chen primes | 54th | |
| Cousin primes (1st member) | 21st | 29th | 
| Happy primes | 19th | |
| Isolated primes | 34th | |
| Left-truncatable primes | 38th | |
| Long primes | 27th | |
| Lucky primes | 33rd | |
| Primes | 75th | 117th | 
| Prime triplets (2nd member) | 24th | |
| Right-truncatable primes | 21st | |
| Sexy primes (2nd member) | 41st | |
| Sexy prime triplets (3rd member) | 19th | |
| Twin primes (2nd member) | 29th | |
| Roman numberals | CCCLXXIX | DCXLIII | 
| Base 2 | 1011110112 | 10100000112 | 
| Base 3 | 1120013 | 2122113 | 
| Base 4 | 113234 | 220034 | 
| Base 5 | 30045 | 100335 | 
| Base 6 | 14316 | 25516 | 
| Base 7 | 10517 | 16067 | 
| Base 8 | 5738 | 12038 | 
| Base 9 | 4619 | 7849 | 
| Base 10 | 37910 | 64310 | 
| Base 11 | 31511 | 53511 | 
| Base 12 | 27712 | 45712 | 
| Base 13 | 23213 | 3a613 | 
| Base 14 | 1d114 | 33d14 | 
| Base 15 | 1a415 | 2cd15 | 
| Base 16 | 17b16 | 28316 |