Compare 2642 vs 2647
Property | 2642 | 2647 |
---|---|---|
Type | semiprime | prime |
Unique factors | 2 | 1 |
Total factors | 2 | 1 |
Prime factorization | 21 × 13211 | 26471 |
Prime factorization | 2 × 1321 | 2647 |
Divisors count | 4 | 2 |
Divisors | 1, 2, 1321, 2642 | 1, 2647 |
Number of properties | 1 | 9 |
Additive primes | 202nd | |
Centered heptagonal primes | 9th | |
Chen primes | 231st | |
Good primes | 75th | |
Isolated primes | 236th | |
Left-truncatable primes | 69th | |
Lucky primes | 83rd | |
Primes | 383rd | |
Semiprimes | 752nd | |
Super primes | 76th | |
Roman numberals | MMDCXLII | MMDCXLVII |
Base 2 | 1010010100102 | 1010010101112 |
Base 3 | 101212123 | 101220013 |
Base 4 | 2211024 | 2211134 |
Base 5 | 410325 | 410425 |
Base 6 | 201226 | 201316 |
Base 7 | 104637 | 105017 |
Base 8 | 51228 | 51278 |
Base 9 | 35559 | 35619 |
Base 10 | 264210 | 264710 |
Base 11 | 1a9211 | 1a9711 |
Base 12 | 164212 | 164712 |
Base 13 | 128313 | 128813 |
Base 14 | d6a14 | d7114 |
Base 15 | bb215 | bb715 |
Base 16 | a5216 | a5716 |