Base | Representation |
---|---|
bin | 110111001010… |
… | …1001111001010 |
3 | 2000102102122210 |
4 | 1232111033022 |
5 | 24401012301 |
6 | 2511525550 |
7 | 500561052 |
oct | 156251712 |
9 | 60372583 |
10 | 28922826 |
11 | 15365169 |
12 | 98298b6 |
13 | 5cb88ca |
14 | 3bac562 |
15 | 2814ad6 |
hex | 1b953ca |
28922826 has 32 divisors (see below), whose sum is σ = 62544960. Its totient is φ = 8885376.
The previous prime is 28922821. The next prime is 28922827. The reversal of 28922826 is 62822982.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (28922821) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 790 + ... + 7646.
It is an arithmetic number, because the mean of its divisors is an integer number (1954530).
Almost surely, 228922826 is an apocalyptic number.
28922826 is an abundant number, since it is smaller than the sum of its proper divisors (33622134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28922826 is a wasteful number, since it uses less digits than its factorization.
28922826 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6918.
The product of its digits is 55296, while the sum is 39.
The square root of 28922826 is about 5377.9946076581. The cubic root of 28922826 is about 306.9589082994.
The spelling of 28922826 in words is "twenty-eight million, nine hundred twenty-two thousand, eight hundred twenty-six".
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