Compare 151 vs 157
| Property | 151 | 157 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1511 | 1571 |
| Prime factorization | 151 | 157 |
| Divisors count | 2 | 2 |
| Divisors | 1, 151 | 1, 157 |
| Number of properties | 9 | 11 |
| Additive primes | 20th | 21st |
| Centered decagonal primes | 5th | |
| Chen primes | 30th | |
| Emirps | 12th | |
| Harmonic primes | 13th | |
| Isolated primes | 14th | |
| Lucky primes | 11th | |
| Multiplicative primes | 11th | |
| Palindromic primes | 8th | |
| Primes | 36th | 37th |
| Pythagorean primes | 17th | |
| Sexy primes (1st member) | 21st | 22nd |
| Sexy primes (2nd member) | 21st | |
| Sexy prime triplets (1st member) | 12th | |
| Sexy prime triplets (2nd member) | 12th | |
| Super primes | 12th | |
| Twin primes (2nd member) | 12th | |
| Roman numberals | CLI | CLVII |
| Base 2 | 100101112 | 100111012 |
| Base 3 | 121213 | 122113 |
| Base 4 | 21134 | 21314 |
| Base 5 | 11015 | 11125 |
| Base 6 | 4116 | 4216 |
| Base 7 | 3047 | 3137 |
| Base 8 | 2278 | 2358 |
| Base 9 | 1779 | 1849 |
| Base 10 | 15110 | 15710 |
| Base 11 | 12811 | 13311 |
| Base 12 | 10712 | 11112 |
| Base 13 | b813 | c113 |
| Base 14 | ab14 | b314 |
| Base 15 | a115 | a715 |
| Base 16 | 9716 | 9d16 |