Base | Representation |
---|---|
bin | 101011111011… |
… | …0100111101110 |
3 | 1121100001120101 |
4 | 1113312213232 |
5 | 21343432004 |
6 | 2141341314 |
7 | 366516412 |
oct | 127664756 |
9 | 47301511 |
10 | 23030254 |
11 | 11aaaa75 |
12 | 786783a |
13 | 4a04790 |
14 | 30b6d42 |
15 | 204dba4 |
hex | 15f69ee |
23030254 has 16 divisors (see below), whose sum is σ = 37361520. Its totient is φ = 10584000.
The previous prime is 23030251. The next prime is 23030281. The reversal of 23030254 is 45203032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23030251) 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 7 ways as a sum of consecutive naturals, for example, 4762 + ... + 8290.
It is an arithmetic number, because the mean of its divisors is an integer number (2335095).
Almost surely, 223030254 is an apocalyptic number.
23030254 is a deficient number, since it is larger than the sum of its proper divisors (14331266).
23030254 is a wasteful number, since it uses less digits than its factorization.
23030254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3795.
The product of its (nonzero) digits is 720, while the sum is 19.
The square root of 23030254 is about 4798.9846842848. The cubic root of 23030254 is about 284.5113366148.
Adding to 23030254 its reverse (45203032), we get a palindrome (68233286).
The spelling of 23030254 in words is "twenty-three million, thirty thousand, two hundred fifty-four".
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