Base | Representation |
---|---|
bin | 1010111011100100010100 |
3 | 12101120121222 |
4 | 22323210110 |
5 | 1213143203 |
6 | 141225512 |
7 | 33233006 |
oct | 12734424 |
9 | 5346558 |
10 | 2865428 |
11 | 1687925 |
12 | b62298 |
13 | 794327 |
14 | 548376 |
15 | 3b9038 |
hex | 2bb914 |
2865428 has 24 divisors (see below), whose sum is σ = 5426400. Its totient is φ = 1319328.
The previous prime is 2865427. The next prime is 2865431. The reversal of 2865428 is 8245682.
2865428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2865427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is an upside-down number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2303 + ... + 3321.
It is an arithmetic number, because the mean of its divisors is an integer number (226100).
22865428 is an apocalyptic number.
It is an amenable number.
2865428 is a deficient number, since it is larger than the sum of its proper divisors (2560972).
2865428 is a wasteful number, since it uses less digits than its factorization.
2865428 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1079 (or 1077 counting only the distinct ones).
The product of its digits is 30720, while the sum is 35.
The square root of 2865428 is about 1692.7575136445. The cubic root of 2865428 is about 142.0353677690.
It can be divided in two parts, 28654 and 28, that added together give a palindrome (28682).
The spelling of 2865428 in words is "two million, eight hundred sixty-five thousand, four hundred twenty-eight".
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