Base | Representation |
---|---|
bin | 110101100101… |
… | …1100110100000 |
3 | 1221212110201222 |
4 | 1223023212200 |
5 | 24143100203 |
6 | 2442114212 |
7 | 460551146 |
oct | 153134640 |
9 | 57773658 |
10 | 28096928 |
11 | 14950702 |
12 | 94ab968 |
13 | 5a89a02 |
14 | 3a35596 |
15 | 2700038 |
hex | 1acb9a0 |
28096928 has 24 divisors (see below), whose sum is σ = 55609092. Its totient is φ = 13974016.
The previous prime is 28096927. The next prime is 28096951. The reversal of 28096928 is 82969082.
It can be written as a sum of positive squares in 2 ways, for example, as 23309584 + 4787344 = 4828^2 + 2188^2 .
It is not an unprimeable number, because it can be changed into a prime (28096927) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4076 + ... + 8532.
Almost surely, 228096928 is an apocalyptic number.
It is an amenable number.
28096928 is a deficient number, since it is larger than the sum of its proper divisors (27512164).
28096928 is a wasteful number, since it uses less digits than its factorization.
28096928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4664 (or 4656 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 44.
The square root of 28096928 is about 5300.6535446113. The cubic root of 28096928 is about 304.0088870901.
The spelling of 28096928 in words is "twenty-eight million, ninety-six thousand, nine hundred twenty-eight".
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