Base | Representation |
---|---|
bin | 11011110001101… |
… | …00111001001000 |
3 | 121020102122121220 |
4 | 31320310321020 |
5 | 434122004040 |
6 | 35042002040 |
7 | 5526320544 |
oct | 1570647110 |
9 | 536378556 |
10 | 233000520 |
11 | 10a582815 |
12 | 66046320 |
13 | 3936cc3c |
14 | 22d32a24 |
15 | 156c72d0 |
hex | de34e48 |
233000520 has 32 divisors (see below), whose sum is σ = 699001920. Its totient is φ = 62133440.
The previous prime is 233000519. The next prime is 233000527. The reversal of 233000520 is 25000332.
233000520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 233000520.
It is not an unprimeable number, because it can be changed into a prime (233000527) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 970716 + ... + 970955.
It is an arithmetic number, because the mean of its divisors is an integer number (21843810).
Almost surely, 2233000520 is an apocalyptic number.
233000520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
233000520 is an abundant number, since it is smaller than the sum of its proper divisors (466001400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
233000520 is a wasteful number, since it uses less digits than its factorization.
233000520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1941685 (or 1941681 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 15.
The square root of 233000520 is about 15264.3545556306. The cubic root of 233000520 is about 615.3454071334.
Adding to 233000520 its reverse (25000332), we get a palindrome (258000852).
The spelling of 233000520 in words is "two hundred thirty-three million, five hundred twenty", and thus it is an aban number.
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