Compare 2154 vs 2161
| Property | 2154 | 2161 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 31 × 3591 | 21611 |
| Prime factorization | 2 × 3 × 359 | 2161 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 3, 6, 359, 718, 1077, 2154 | 1, 2161 |
| Number of properties | 0 | 3 |
| Isolated primes | 193rd | |
| Primes | 326th | |
| Pythagorean primes | 159th | |
| Roman numberals | MMCLIV | MMCLXI |
| Base 2 | 1000011010102 | 1000011100012 |
| Base 3 | 22212103 | 22220013 |
| Base 4 | 2012224 | 2013014 |
| Base 5 | 321045 | 321215 |
| Base 6 | 135506 | 140016 |
| Base 7 | 61657 | 62057 |
| Base 8 | 41528 | 41618 |
| Base 9 | 28539 | 28619 |
| Base 10 | 215410 | 216110 |
| Base 11 | 168911 | 169511 |
| Base 12 | 12b612 | 130112 |
| Base 13 | c9913 | ca313 |
| Base 14 | adc14 | b0514 |
| Base 15 | 98915 | 99115 |
| Base 16 | 86a16 | 87116 |