Base | Representation |
---|---|
bin | 100011001110… |
… | …0111010110100 |
3 | 1021202022001201 |
4 | 1012130322310 |
5 | 14211443112 |
6 | 1455502244 |
7 | 312660055 |
oct | 106347264 |
9 | 37668051 |
10 | 18468532 |
11 | a474755 |
12 | 6227984 |
13 | 3a98334 |
14 | 264a72c |
15 | 194c257 |
hex | 119ceb4 |
18468532 has 24 divisors (see below), whose sum is σ = 34856640. Its totient is φ = 8533440.
The previous prime is 18468503. The next prime is 18468547. The reversal of 18468532 is 23586481.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 18468491 and 18468500.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153 + ... + 6079.
It is an arithmetic number, because the mean of its divisors is an integer number (1452360).
Almost surely, 218468532 is an apocalyptic number.
It is an amenable number.
18468532 is a deficient number, since it is larger than the sum of its proper divisors (16388108).
18468532 is a wasteful number, since it uses less digits than its factorization.
18468532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5991 (or 5989 counting only the distinct ones).
The product of its digits is 46080, while the sum is 37.
The square root of 18468532 is about 4297.5029959268. The cubic root of 18468532 is about 264.3285815331.
The spelling of 18468532 in words is "eighteen million, four hundred sixty-eight thousand, five hundred thirty-two".
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