Base | Representation |
---|---|
bin | 11011011111001… |
… | …11110000101010 |
3 | 121001220001111100 |
4 | 31233213300222 |
5 | 433012244214 |
6 | 34514142230 |
7 | 5466650400 |
oct | 1557476052 |
9 | 531801440 |
10 | 230587434 |
11 | 109184830 |
12 | 65281976 |
13 | 38a0678c |
14 | 228a5470 |
15 | 1539c309 |
hex | dbe7c2a |
230587434 has 72 divisors (see below), whose sum is σ = 634035168. Its totient is φ = 59890320.
The previous prime is 230587387. The next prime is 230587447. The reversal of 230587434 is 434785032.
It is a happy number.
230587434 is a `hidden beast` number, since 2 + 30 + 587 + 43 + 4 = 666.
It is an alternating number because its digits alternate between even and odd.
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 35 ways as a sum of consecutive naturals, for example, 2182 + ... + 21585.
It is an arithmetic number, because the mean of its divisors is an integer number (8806044).
Almost surely, 2230587434 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 230587434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317017584).
230587434 is an abundant number, since it is smaller than the sum of its proper divisors (403447734).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230587434 is a wasteful number, since it uses less digits than its factorization.
230587434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23800 (or 23790 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 36.
The square root of 230587434 is about 15185.1056631161. The cubic root of 230587434 is about 613.2137421077.
The spelling of 230587434 in words is "two hundred thirty million, five hundred eighty-seven thousand, four hundred thirty-four".
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