Base | Representation |
---|---|
bin | 1010111001100101110000 |
3 | 12101011111222 |
4 | 22321211300 |
5 | 1212413303 |
6 | 141124212 |
7 | 33200255 |
oct | 12714560 |
9 | 5334458 |
10 | 2857328 |
11 | 1681831 |
12 | b59668 |
13 | 790736 |
14 | 54542c |
15 | 3b6938 |
hex | 2b9970 |
2857328 has 20 divisors (see below), whose sum is σ = 5591160. Its totient is φ = 1414464.
The previous prime is 2857321. The next prime is 2857333. The reversal of 2857328 is 8237582.
It is a happy number.
2857328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2857321) by changing a digit.
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, 878 + ... + 2546.
It is an arithmetic number, because the mean of its divisors is an integer number (279558).
22857328 is an apocalyptic number.
It is an amenable number.
2857328 is a deficient number, since it is larger than the sum of its proper divisors (2733832).
2857328 is a wasteful number, since it uses less digits than its factorization.
2857328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1784 (or 1778 counting only the distinct ones).
The product of its digits is 26880, while the sum is 35.
The square root of 2857328 is about 1690.3632745656. The cubic root of 2857328 is about 141.9014061350.
The spelling of 2857328 in words is "two million, eight hundred fifty-seven thousand, three hundred twenty-eight".
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