Base | Representation |
---|---|
bin | 110111000001… |
… | …1001110110010 |
3 | 2000021200111020 |
4 | 1232003032302 |
5 | 24341132244 |
6 | 2510200310 |
7 | 500133042 |
oct | 156031662 |
9 | 60250436 |
10 | 28849074 |
11 | 15314811 |
12 | 97b3096 |
13 | 5c91177 |
14 | 3b8d722 |
15 | 27ecd19 |
hex | 1b833b2 |
28849074 has 16 divisors (see below), whose sum is σ = 57993408. Its totient is φ = 9567152.
The previous prime is 28849063. The next prime is 28849081. The reversal of 28849074 is 47094882.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11022 + ... + 13385.
It is an arithmetic number, because the mean of its divisors is an integer number (3624588).
Almost surely, 228849074 is an apocalyptic number.
28849074 is an abundant number, since it is smaller than the sum of its proper divisors (29144334).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28849074 is a wasteful number, since it uses less digits than its factorization.
28849074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24609.
The product of its (nonzero) digits is 129024, while the sum is 42.
The square root of 28849074 is about 5371.1333999446. The cubic root of 28849074 is about 306.6977754096.
The spelling of 28849074 in words is "twenty-eight million, eight hundred forty-nine thousand, seventy-four".
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