Base | Representation |
---|---|
bin | 110101100111… |
… | …0100001001100 |
3 | 1221220002010111 |
4 | 1223032201030 |
5 | 24143441001 |
6 | 2442245404 |
7 | 460631035 |
oct | 153164114 |
9 | 57802114 |
10 | 28108876 |
11 | 14959684 |
12 | 94b6864 |
13 | 5a92293 |
14 | 3a39a8c |
15 | 2703851 |
hex | 1ace84c |
28108876 has 6 divisors (see below), whose sum is σ = 49190540. Its totient is φ = 14054436.
The previous prime is 28108853. The next prime is 28108877. The reversal of 28108876 is 67880182.
It is not an unprimeable number, because it can be changed into a prime (28108877) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3513606 + ... + 3513613.
Almost surely, 228108876 is an apocalyptic number.
It is an amenable number.
28108876 is a deficient number, since it is larger than the sum of its proper divisors (21081664).
28108876 is a wasteful number, since it uses less digits than its factorization.
28108876 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7027223 (or 7027221 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 40.
The square root of 28108876 is about 5301.7804556583. The cubic root of 28108876 is about 304.0519734546.
The spelling of 28108876 in words is "twenty-eight million, one hundred eight thousand, eight hundred seventy-six".
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