Base | Representation |
---|---|
bin | 101011111100… |
… | …1100110000000 |
3 | 1121100200021102 |
4 | 1113321212000 |
5 | 21344324212 |
6 | 2141513532 |
7 | 366600050 |
oct | 127714600 |
9 | 47320242 |
10 | 23042432 |
11 | 12009136 |
12 | 78728a8 |
13 | 4a0a19a |
14 | 30bb560 |
15 | 20525c2 |
hex | 15f9980 |
23042432 has 32 divisors (see below), whose sum is σ = 52464720. Its totient is φ = 9874944.
The previous prime is 23042423. The next prime is 23042471. The reversal of 23042432 is 23424032.
It is a tau number, because it is divible by the number of its divisors (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11963 + ... + 13754.
Almost surely, 223042432 is an apocalyptic number.
It is an amenable number.
23042432 is an abundant number, since it is smaller than the sum of its proper divisors (29422288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23042432 is an equidigital number, since it uses as much as digits as its factorization.
23042432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25738 (or 25726 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 20.
The square root of 23042432 is about 4800.2533266485. The cubic root of 23042432 is about 284.5614760029.
Adding to 23042432 its reverse (23424032), we get a palindrome (46466464).
The spelling of 23042432 in words is "twenty-three million, forty-two thousand, four hundred thirty-two".
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