Base | Representation |
---|---|
bin | 11100000001001… |
… | …00101011000110 |
3 | 121101020211020200 |
4 | 32000210223012 |
5 | 440131444423 |
6 | 35153311330 |
7 | 5552506161 |
oct | 1600445306 |
9 | 541224220 |
10 | 235031238 |
11 | 11073a4a2 |
12 | 66865546 |
13 | 39901350 |
14 | 23300ad8 |
15 | 15978d43 |
hex | e024ac6 |
235031238 has 48 divisors (see below), whose sum is σ = 555959040. Its totient is φ = 71321472.
The previous prime is 235031233. The next prime is 235031257. The reversal of 235031238 is 832130532.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (235031233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10203 + ... + 23961.
It is an arithmetic number, because the mean of its divisors is an integer number (11582480).
Almost surely, 2235031238 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 235031238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277979520).
235031238 is an abundant number, since it is smaller than the sum of its proper divisors (320927802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
235031238 is a wasteful number, since it uses less digits than its factorization.
235031238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13853 (or 13850 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
The square root of 235031238 is about 15330.7285541164. The cubic root of 235031238 is about 617.1279213114.
The spelling of 235031238 in words is "two hundred thirty-five million, thirty-one thousand, two hundred thirty-eight".
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