Base | Representation |
---|---|
bin | 1001110010011001101100 |
3 | 11211100112102 |
4 | 21302121230 |
5 | 1124100430 |
6 | 130554232 |
7 | 30544202 |
oct | 11623154 |
9 | 4740472 |
10 | 2565740 |
11 | 14a2751 |
12 | a38978 |
13 | 6baab8 |
14 | 4ab072 |
15 | 35a345 |
hex | 27266c |
2565740 has 12 divisors (see below), whose sum is σ = 5388096. Its totient is φ = 1026288.
The previous prime is 2565713. The next prime is 2565757. The reversal of 2565740 is 475652.
2565740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64124 + ... + 64163.
It is an arithmetic number, because the mean of its divisors is an integer number (449008).
22565740 is an apocalyptic number.
2565740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2565740 is an abundant number, since it is smaller than the sum of its proper divisors (2822356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2565740 is a wasteful number, since it uses less digits than its factorization.
2565740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128296 (or 128294 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 29.
The square root of 2565740 is about 1601.7927456447. The cubic root of 2565740 is about 136.9002417255.
The spelling of 2565740 in words is "two million, five hundred sixty-five thousand, seven hundred forty".
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