Compare 1621 vs 1624
Property | 1621 | 1624 |
---|---|---|
Type | prime | composite number |
Unique factors | 1 | 3 |
Total factors | 1 | 5 |
Prime factorization | 16211 | 23 × 71 × 291 |
Prime factorization | 1621 | 2 × 2 × 2 × 7 × 29 |
Divisors count | 2 | 16 |
Divisors | 1, 1621 | 1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624 |
Number of properties | 8 | 0 |
Chen primes | 163rd | |
Harmonic primes | 89th | |
Long primes | 101st | |
Primes | 257th | |
Pythagorean primes | 123rd | |
Sexy primes (1st member) | 111th | |
Super primes | 55th | |
Twin primes (2nd member) | 52nd | |
Roman numberals | MDCXXI | MDCXXIV |
Base 2 | 110010101012 | 110010110002 |
Base 3 | 20200013 | 20200113 |
Base 4 | 1211114 | 1211204 |
Base 5 | 224415 | 224445 |
Base 6 | 113016 | 113046 |
Base 7 | 45047 | 45107 |
Base 8 | 31258 | 31308 |
Base 9 | 22019 | 22049 |
Base 10 | 162110 | 162410 |
Base 11 | 124411 | 124711 |
Base 12 | b3112 | b3412 |
Base 13 | 97913 | 97c13 |
Base 14 | 83b14 | 84014 |
Base 15 | 73115 | 73415 |
Base 16 | 65516 | 65816 |