Compare 157 vs 211
| Property | 157 | 211 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1571 | 2111 |
| Prime factorization | 157 | 211 |
| Divisors count | 2 | 2 |
| Divisors | 1, 157 | 1, 211 |
| Number of properties | 11 | 8 |
| Additive primes | 21st | |
| Centered decagonal primes | 6th | |
| Chen primes | 30th | 37th |
| Emirps | 12th | |
| Euclid primes | 5th | |
| Harmonic primes | 13th | |
| Isolated primes | 14th | 18th |
| Lucky primes | 14th | |
| Multiplicative primes | 12th | |
| Primes | 37th | 47th |
| Pythagorean primes | 17th | |
| Sexy primes (1st member) | 22nd | |
| Sexy primes (2nd member) | 21st | |
| Sexy prime triplets (2nd member) | 12th | |
| Super primes | 12th | 15th |
| Roman numberals | CLVII | CCXI |
| Base 2 | 100111012 | 110100112 |
| Base 3 | 122113 | 212113 |
| Base 4 | 21314 | 31034 |
| Base 5 | 11125 | 13215 |
| Base 6 | 4216 | 5516 |
| Base 7 | 3137 | 4217 |
| Base 8 | 2358 | 3238 |
| Base 9 | 1849 | 2549 |
| Base 10 | 15710 | 21110 |
| Base 11 | 13311 | 18211 |
| Base 12 | 11112 | 15712 |
| Base 13 | c113 | 13313 |
| Base 14 | b314 | 11114 |
| Base 15 | a715 | e115 |
| Base 16 | 9d16 | d316 |