Compare 2161 vs 2172
Property | 2161 | 2172 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 3 |
Total factors | 1 | 4 |
Prime factorization | 21611 | 22 × 31 × 1811 |
Prime factorization | 2161 | 2 × 2 × 3 × 181 |
Divisors count | 2 | 12 |
Divisors | 1, 2161 | 1, 2, 3, 4, 6, 12, 181, 362, 543, 724, 1086, 2172 |
Number of properties | 3 | 0 |
Isolated primes | 193rd | |
Primes | 326th | |
Pythagorean primes | 159th | |
Roman numberals | MMCLXI | MMCLXXII |
Base 2 | 1000011100012 | 1000011111002 |
Base 3 | 22220013 | 22221103 |
Base 4 | 2013014 | 2013304 |
Base 5 | 321215 | 321425 |
Base 6 | 140016 | 140206 |
Base 7 | 62057 | 62227 |
Base 8 | 41618 | 41748 |
Base 9 | 28619 | 28739 |
Base 10 | 216110 | 217210 |
Base 11 | 169511 | 16a511 |
Base 12 | 130112 | 131012 |
Base 13 | ca313 | cb113 |
Base 14 | b0514 | b1214 |
Base 15 | 99115 | 99c15 |
Base 16 | 87116 | 87c16 |