Compare 2161 vs 2170
Property | 2161 | 2170 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 4 |
Total factors | 1 | 4 |
Prime factorization | 21611 | 21 × 51 × 71 × 311 |
Prime factorization | 2161 | 2 × 5 × 7 × 31 |
Divisors count | 2 | 16 |
Divisors | 1, 2161 | 1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170 |
Number of properties | 3 | 0 |
Isolated primes | 193rd | |
Primes | 326th | |
Pythagorean primes | 159th | |
Roman numberals | MMCLXI | MMCLXX |
Base 2 | 1000011100012 | 1000011110102 |
Base 3 | 22220013 | 22221013 |
Base 4 | 2013014 | 2013224 |
Base 5 | 321215 | 321405 |
Base 6 | 140016 | 140146 |
Base 7 | 62057 | 62207 |
Base 8 | 41618 | 41728 |
Base 9 | 28619 | 28719 |
Base 10 | 216110 | 217010 |
Base 11 | 169511 | 16a311 |
Base 12 | 130112 | 130a12 |
Base 13 | ca313 | cac13 |
Base 14 | b0514 | b1014 |
Base 15 | 99115 | 99a15 |
Base 16 | 87116 | 87a16 |