Base | Representation |
---|---|
bin | 101100101100… |
… | …1110010010000 |
3 | 1122002200202000 |
4 | 1121121302100 |
5 | 21444431212 |
6 | 2154154000 |
7 | 403130535 |
oct | 131316220 |
9 | 48080660 |
10 | 23436432 |
11 | 12258158 |
12 | 7a22900 |
13 | 4b17616 |
14 | 3180d8c |
15 | 20ce1dc |
hex | 1659c90 |
23436432 has 40 divisors (see below), whose sum is σ = 67272480. Its totient is φ = 7812000.
The previous prime is 23436407. The next prime is 23436433. The reversal of 23436432 is 23463432.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 23436396 and 23436405.
It is not an unprimeable number, because it can be changed into a prime (23436433) 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, 26694 + ... + 27557.
It is an arithmetic number, because the mean of its divisors is an integer number (1681812).
Almost surely, 223436432 is an apocalyptic number.
It is an amenable number.
23436432 is an abundant number, since it is smaller than the sum of its proper divisors (43836048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23436432 is a wasteful number, since it uses less digits than its factorization.
23436432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54268 (or 54256 counting only the distinct ones).
The product of its digits is 10368, while the sum is 27.
The square root of 23436432 is about 4841.1188789370. The cubic root of 23436432 is about 286.1742137108.
Adding to 23436432 its reverse (23463432), we get a palindrome (46899864).
Subtracting 23436432 from its reverse (23463432), we obtain a cube (27000 = 303).
The spelling of 23436432 in words is "twenty-three million, four hundred thirty-six thousand, four hundred thirty-two".
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