Compare 151 vs 223
| Property | 151 | 223 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1511 | 2231 |
| Prime factorization | 151 | 223 |
| Divisors count | 2 | 2 |
| Divisors | 1, 151 | 1, 223 |
| Number of properties | 9 | 13 |
| Additive primes | 20th | 28th |
| Carol primes | 3rd | |
| Centered decagonal primes | 5th | |
| Cousin primes (1st member) | 15th | |
| Good primes | 17th | |
| Harmonic primes | 17th | |
| Isolated primes | 19th | |
| Left-truncatable primes | 21st | |
| Long primes | 18th | |
| Lucky primes | 11th | 15th |
| Multiplicative primes | 11th | |
| Palindromic primes | 8th | |
| Primes | 36th | 48th |
| Prime triplets (1st member) | 15th | |
| Sexy primes (1st member) | 21st | 27th |
| Sexy prime triplets (1st member) | 12th | |
| Solinas primes | 27th | |
| Twin primes (2nd member) | 12th | |
| Roman numberals | CLI | CCXXIII |
| Base 2 | 100101112 | 110111112 |
| Base 3 | 121213 | 220213 |
| Base 4 | 21134 | 31334 |
| Base 5 | 11015 | 13435 |
| Base 6 | 4116 | 10116 |
| Base 7 | 3047 | 4367 |
| Base 8 | 2278 | 3378 |
| Base 9 | 1779 | 2679 |
| Base 10 | 15110 | 22310 |
| Base 11 | 12811 | 19311 |
| Base 12 | 10712 | 16712 |
| Base 13 | b813 | 14213 |
| Base 14 | ab14 | 11d14 |
| Base 15 | a115 | ed15 |
| Base 16 | 9716 | df16 |