Base | Representation |
---|---|
bin | 11110101000001001000101 |
3 | 120002220100210 |
4 | 132220021011 |
5 | 4023404431 |
6 | 444030033 |
7 | 125146260 |
oct | 36501105 |
9 | 16086323 |
10 | 8028741 |
11 | 4594126 |
12 | 2832319 |
13 | 1881546 |
14 | 10cdcd7 |
15 | a88d46 |
hex | 7a8245 |
8028741 has 16 divisors (see below), whose sum is σ = 12566144. Its totient is φ = 4463424.
The previous prime is 8028739. The next prime is 8028749. The reversal of 8028741 is 1478208.
It is not a de Polignac number, because 8028741 - 21 = 8028739 is a prime.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8028699 and 8028708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8028749) 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, 4390 + ... + 5943.
It is an arithmetic number, because the mean of its divisors is an integer number (785384).
Almost surely, 28028741 is an apocalyptic number.
It is an amenable number.
8028741 is a deficient number, since it is larger than the sum of its proper divisors (4537403).
8028741 is a wasteful number, since it uses less digits than its factorization.
8028741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10380.
The product of its (nonzero) digits is 3584, while the sum is 30.
The square root of 8028741 is about 2833.5033086270. The cubic root of 8028741 is about 200.2392220832.
The spelling of 8028741 in words is "eight million, twenty-eight thousand, seven hundred forty-one".
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