Compare 642 vs 653
Property | 642 | 653 |
---|---|---|
Type | composite number | prime |
Unique factors | 3 | 1 |
Total factors | 3 | 1 |
Prime factorization | 21 × 31 × 1071 | 6531 |
Prime factorization | 2 × 3 × 107 | 653 |
Divisors count | 8 | 2 |
Divisors | 1, 2, 3, 6, 107, 214, 321, 642 | 1, 653 |
Number of properties | 0 | 13 |
Chen primes | 83rd | |
Happy primes | 26th | |
Harmonic primes | 48th | |
Isolated primes | 62nd | |
Left-truncatable primes | 40th | |
Primes | 119th | |
Pythagorean primes | 56th | |
Sexy primes (1st member) | 59th | |
Sexy primes (2nd member) | 58th | |
Sexy prime quadrupletss (3rd member) | 7th | |
Sexy prime triplets (2nd member) | 25th | |
Sexy prime triplets (3rd member) | 24th | |
Sophie germain primes | 29th | |
Roman numberals | DCXLII | DCLIII |
Base 2 | 10100000102 | 10100011012 |
Base 3 | 2122103 | 2200123 |
Base 4 | 220024 | 220314 |
Base 5 | 100325 | 101035 |
Base 6 | 25506 | 30056 |
Base 7 | 16057 | 16227 |
Base 8 | 12028 | 12158 |
Base 9 | 7839 | 8059 |
Base 10 | 64210 | 65310 |
Base 11 | 53411 | 54411 |
Base 12 | 45612 | 46512 |
Base 13 | 3a513 | 3b313 |
Base 14 | 33c14 | 34914 |
Base 15 | 2cc15 | 2d815 |
Base 16 | 28216 | 28d16 |