Base | Representation |
---|---|
bin | 1101110010010… |
… | …1001101101101 |
3 | 11000210202202200 |
4 | 3130211031231 |
5 | 104300332414 |
6 | 5423212113 |
7 | 1301332260 |
oct | 334451555 |
9 | 130722680 |
10 | 57824109 |
11 | 2a705122 |
12 | 17447039 |
13 | bc97765 |
14 | 7972cd7 |
15 | 5123109 |
hex | 372536d |
57824109 has 12 divisors (see below), whose sum is σ = 95455776. Its totient is φ = 33042312.
The previous prime is 57824099. The next prime is 57824131. The reversal of 57824109 is 90142875.
It is not a de Polignac number, because 57824109 - 25 = 57824077 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57824159) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 458859 + ... + 458984.
It is an arithmetic number, because the mean of its divisors is an integer number (7954648).
Almost surely, 257824109 is an apocalyptic number.
It is an amenable number.
57824109 is a deficient number, since it is larger than the sum of its proper divisors (37631667).
57824109 is a wasteful number, since it uses less digits than its factorization.
57824109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 917856 (or 917853 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 36.
The square root of 57824109 is about 7604.2165276904. The cubic root of 57824109 is about 386.6959733864.
The spelling of 57824109 in words is "fifty-seven million, eight hundred twenty-four thousand, one hundred nine".
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