Base | Representation |
---|---|
bin | 101101100110… |
… | …0010100100100 |
3 | 1122222112021120 |
4 | 1123030110210 |
5 | 22104434242 |
6 | 2212213540 |
7 | 410123355 |
oct | 133142444 |
9 | 48875246 |
10 | 23905572 |
11 | 12548679 |
12 | 800a2b0 |
13 | 4c50012 |
14 | 3263d2c |
15 | 21731ec |
hex | 16cc524 |
23905572 has 24 divisors (see below), whose sum is σ = 58716000. Its totient is φ = 7549056.
The previous prime is 23905571. The next prime is 23905573. The reversal of 23905572 is 27550932.
It is an interprime number because it is at equal distance from previous prime (23905571) and next prime (23905573).
It is not an unprimeable number, because it can be changed into a prime (23905571) 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 7 ways as a sum of consecutive naturals, for example, 52197 + ... + 52652.
It is an arithmetic number, because the mean of its divisors is an integer number (2446500).
Almost surely, 223905572 is an apocalyptic number.
It is an amenable number.
23905572 is an abundant number, since it is smaller than the sum of its proper divisors (34810428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23905572 is a wasteful number, since it uses less digits than its factorization.
23905572 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104875 (or 104873 counting only the distinct ones).
The product of its (nonzero) digits is 18900, while the sum is 33.
The square root of 23905572 is about 4889.3324697754. The cubic root of 23905572 is about 288.0711147687.
The spelling of 23905572 in words is "twenty-three million, nine hundred five thousand, five hundred seventy-two".
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