Base | Representation |
---|---|
bin | 11011111010010… |
… | …11101000010110 |
3 | 121022120122202110 |
4 | 31331023220112 |
5 | 434420022410 |
6 | 35122251450 |
7 | 5542114260 |
oct | 1575135026 |
9 | 538518673 |
10 | 234142230 |
11 | 110192583 |
12 | 664b6b86 |
13 | 3967c7ca |
14 | 2314cb30 |
15 | 15850720 |
hex | df4ba16 |
234142230 has 64 divisors (see below), whose sum is σ = 664381440. Its totient is φ = 51671424.
The previous prime is 234142229. The next prime is 234142243. The reversal of 234142230 is 32241432.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 234142197 and 234142206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13134 + ... + 25313.
It is an arithmetic number, because the mean of its divisors is an integer number (10380960).
Almost surely, 2234142230 is an apocalyptic number.
234142230 is an abundant number, since it is smaller than the sum of its proper divisors (430239210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234142230 is a wasteful number, since it uses less digits than its factorization.
234142230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38493.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 234142230 is about 15301.7067675472. The cubic root of 234142230 is about 616.3488406866.
Adding to 234142230 its reverse (32241432), we get a palindrome (266383662).
The spelling of 234142230 in words is "two hundred thirty-four million, one hundred forty-two thousand, two hundred thirty".
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