Base | Representation |
---|---|
bin | 11001010010000001110 |
3 | 1120002101121 |
4 | 3022100032 |
5 | 203002210 |
6 | 25431154 |
7 | 10020151 |
oct | 3122016 |
9 | 1502347 |
10 | 828430 |
11 | 516459 |
12 | 33b4ba |
13 | 2300c5 |
14 | 177c98 |
15 | 1156da |
hex | ca40e |
828430 has 16 divisors (see below), whose sum is σ = 1532160. Its totient is φ = 322272.
The previous prime is 828409. The next prime is 828431. The reversal of 828430 is 34828.
It is a junction number, because it is equal to n+sod(n) for n = 828395 and 828404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (828431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750 + ... + 1489.
It is an arithmetic number, because the mean of its divisors is an integer number (95760).
2828430 is an apocalyptic number.
828430 is a deficient number, since it is larger than the sum of its proper divisors (703730).
828430 is a wasteful number, since it uses less digits than its factorization.
828430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2283.
The product of its (nonzero) digits is 1536, while the sum is 25.
The square root of 828430 is about 910.1813006209. The cubic root of 828430 is about 93.9186711666.
The spelling of 828430 in words is "eight hundred twenty-eight thousand, four hundred thirty".
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