Base | Representation |
---|---|
bin | 11000010110010… |
… | …00010111001110 |
3 | 112020022200200112 |
4 | 30023020113032 |
5 | 404241310210 |
6 | 32133400022 |
7 | 5030022545 |
oct | 1413102716 |
9 | 466280615 |
10 | 204244430 |
11 | a5321955 |
12 | 58499012 |
13 | 334121c0 |
14 | 1d1a915c |
15 | 12de6d05 |
hex | c2c85ce |
204244430 has 64 divisors (see below), whose sum is σ = 416102400. Its totient is φ = 71660160.
The previous prime is 204244429. The next prime is 204244451. The reversal of 204244430 is 34442402.
It is a junction number, because it is equal to n+sod(n) for n = 204244396 and 204244405.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237341 + ... + 238199.
It is an arithmetic number, because the mean of its divisors is an integer number (6501600).
Almost surely, 2204244430 is an apocalyptic number.
204244430 is an abundant number, since it is smaller than the sum of its proper divisors (211857970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204244430 is a wasteful number, since it uses less digits than its factorization.
204244430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 969.
The product of its (nonzero) digits is 3072, while the sum is 23.
The square root of 204244430 is about 14291.4110569950. The cubic root of 204244430 is about 588.9115525605.
Adding to 204244430 its reverse (34442402), we get a palindrome (238686832).
The spelling of 204244430 in words is "two hundred four million, two hundred forty-four thousand, four hundred thirty".
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