Base | Representation |
---|---|
bin | 11011011111001… |
… | …11000110010101 |
3 | 121001212220210000 |
4 | 31233213012111 |
5 | 433012202400 |
6 | 34514121513 |
7 | 5466636450 |
oct | 1557470625 |
9 | 531786700 |
10 | 230584725 |
11 | 109182798 |
12 | 65280299 |
13 | 38a05487 |
14 | 228a4497 |
15 | 1539b600 |
hex | dbe7195 |
230584725 has 60 divisors (see below), whose sum is σ = 488170144. Its totient is φ = 105403680.
The previous prime is 230584723. The next prime is 230584733. The reversal of 230584725 is 527485032.
230584725 is a `hidden beast` number, since 2 + 3 + 0 + 584 + 72 + 5 = 666.
It is not a de Polignac number, because 230584725 - 21 = 230584723 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 230584725.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230584723) by changing a digit.
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 59 ways as a sum of consecutive naturals, for example, 6042 + ... + 22308.
Almost surely, 2230584725 is an apocalyptic number.
230584725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
230584725 is an abundant number, since it is smaller than the sum of its proper divisors (257585419).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230584725 is a wasteful number, since it uses less digits than its factorization.
230584725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16296 (or 16282 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 36.
The square root of 230584725 is about 15185.0164636065. The cubic root of 230584725 is about 613.2113407012.
The spelling of 230584725 in words is "two hundred thirty million, five hundred eighty-four thousand, seven hundred twenty-five".
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