Base | Representation |
---|---|
bin | 11111011011011000100 |
3 | 1221022122210 |
4 | 3323123010 |
5 | 230423303 |
6 | 34023420 |
7 | 11516262 |
oct | 3733304 |
9 | 1838583 |
10 | 1029828 |
11 | 6437a8 |
12 | 417b70 |
13 | 2a0987 |
14 | 1cb432 |
15 | 155203 |
hex | fb6c4 |
1029828 has 12 divisors (see below), whose sum is σ = 2402960. Its totient is φ = 343272.
The previous prime is 1029827. The next prime is 1029839. The reversal of 1029828 is 8289201.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 1029795 and 1029804.
It is not an unprimeable number, because it can be changed into a prime (1029823) 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, 42898 + ... + 42921.
21029828 is an apocalyptic number.
It is an amenable number.
1029828 is an abundant number, since it is smaller than the sum of its proper divisors (1373132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1029828 is a wasteful number, since it uses less digits than its factorization.
1029828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85826 (or 85824 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 30.
The square root of 1029828 is about 1014.8044146534. The cubic root of 1029828 is about 100.9845416331.
The spelling of 1029828 in words is "one million, twenty-nine thousand, eight hundred twenty-eight".
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