Base | Representation |
---|---|
bin | 11100111110101… |
… | …11010001101100 |
3 | 121221102220101110 |
4 | 32133113101230 |
5 | 444213242303 |
6 | 40042312020 |
7 | 6011224413 |
oct | 1637272154 |
9 | 557386343 |
10 | 243102828 |
11 | 115252831 |
12 | 694b8610 |
13 | 3b499237 |
14 | 2440247a |
15 | 16520703 |
hex | e7d746c |
243102828 has 24 divisors (see below), whose sum is σ = 567725760. Its totient is φ = 80964880.
The previous prime is 243102757. The next prime is 243102841. The reversal of 243102828 is 828201342.
It is a junction number, because it is equal to n+sod(n) for n = 243102795 and 243102804.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7063 + ... + 23153.
It is an arithmetic number, because the mean of its divisors is an integer number (23655240).
Almost surely, 2243102828 is an apocalyptic number.
It is an amenable number.
243102828 is an abundant number, since it is smaller than the sum of its proper divisors (324622932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243102828 is a wasteful number, since it uses less digits than its factorization.
243102828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17357 (or 17355 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 30.
The square root of 243102828 is about 15591.7551289135. The cubic root of 243102828 is about 624.1131554326.
The spelling of 243102828 in words is "two hundred forty-three million, one hundred two thousand, eight hundred twenty-eight".
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