Compare 161137 vs 161221
| Property | 161137 | 161221 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1611371 | 1612211 |
| Prime factorization | 161137 | 161221 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161137 | 1, 161221 |
| Number of properties | 7 | 5 |
| Additive primes | 6062nd | 6065th |
| Cousin primes (1st member) | 1789th | |
| Happy primes | 2287th | |
| Isolated primes | 11157th | 11163rd |
| Long primes | 5518th | |
| Lucky primes | 1908th | |
| Primes | 14780th | 14786th |
| Pythagorean primes | 7372nd | 7376th |
| Roman numberals | ||
| Base 2 | 1001110101011100012 | 1001110101110001012 |
| Base 3 | 220120010013 | 220120110113 |
| Base 4 | 2131113014 | 2131130114 |
| Base 5 | 201240225 | 201243415 |
| Base 6 | 32420016 | 32422216 |
| Base 7 | 12405347 | 12410147 |
| Base 8 | 4725618 | 4727058 |
| Base 9 | 2650319 | 2651349 |
| Base 10 | 16113710 | 16122110 |
| Base 11 | 10007911 | 10014511 |
| Base 12 | 7930112 | 7937112 |
| Base 13 | 5846213 | 584c813 |
| Base 14 | 42a1b14 | 42a7b14 |
| Base 15 | 32b2715 | 32b8115 |
| Base 16 | 2757116 | 275c516 |